diff --git a/blog/2023-02-27-checkin/readme.md b/blog/2023-02-27-checkin/readme.md
deleted file mode 100644
index ca91e56..0000000
--- a/blog/2023-02-27-checkin/readme.md
+++ /dev/null
@@ -1,146 +0,0 @@
-# Checkin
-
-where do these names come from?
-
-~~~go
-req_body := protobuf.Message{
-   4: protobuf.Message{ // checkin
-      1: protobuf.Message{ // build
-         // sdkVersion
-         // multiple APK valid range 14 - 0x7FFF_FFFF
-         // single APK valid range 14 - 28
-         10: protobuf.Varint(28),
-      },
-      18: protobuf.Varint(1), // voiceCapable
-   },
-   // version
-   // valid range 2 - 3
-   14: protobuf.Varint(3),
-   18: protobuf.Message{ // deviceConfiguration
-      1: protobuf.Varint(c.Touch_Screen),
-      2: protobuf.Varint(c.Keyboard),
-      3: protobuf.Varint(c.Navigation),
-      4: protobuf.Varint(c.Screen_Layout),
-      5: protobuf.Varint(c.Has_Hard_Keyboard),
-      6: protobuf.Varint(c.Has_Five_Way_Navigation),
-      7: protobuf.Varint(c.Screen_Density),
-      8: protobuf.Varint(c.GL_ES_Version),
-      11: protobuf.String(native_platform),
-   },
-}
-for _, library := range c.System_Shared_Library {
-   // .deviceConfiguration.systemSharedLibrary
-   req_body.Get(18).Add_String(9, library)
-}
-for _, extension := range c.GL_Extension {
-   // .deviceConfiguration.glExtension
-   req_body.Get(18).Add_String(15, extension)
-}
-for _, name := range c.New_System_Available_Feature {
-   // .deviceConfiguration.newSystemAvailableFeature
-   req_body.Get(18).Add(26, protobuf.Message{
-      1: protobuf.String(name),
-   })
-}
-req, err := http.NewRequest(
-   "POST", "https://android.googleapis.com/checkin",
-   bytes.NewReader(req_body.Marshal()),
-)
-~~~
-
-one of these:
-
-~~~
-> adb shell pm list packages
-android
-com.android.backupconfirm
-com.android.browser
-com.android.calculator2
-com.android.camera
-com.android.captiveportallogin
-com.android.certinstaller
-com.android.contacts
-com.android.customlocale2
-com.android.defcontainer
-com.android.deskclock
-com.android.development
-com.android.development_settings
-com.android.dialer
-com.android.documentsui
-com.android.dreams.basic
-com.android.emulator.smoketests
-com.android.exchange
-com.android.externalstorage
-com.android.fallback
-com.android.gallery
-com.android.gesture.builder
-com.android.htmlviewer
-com.android.inputdevices
-com.android.inputmethod.latin
-com.android.keychain
-com.android.location.fused
-com.android.managedprovisioning
-com.android.mms
-com.android.mms.service
-com.android.music
-com.android.netspeed
-com.android.packageinstaller
-com.android.pacprocessor
-com.android.phone
-com.android.printspooler
-com.android.protips
-com.android.providers.calendar
-com.android.providers.contacts
-com.android.providers.downloads
-com.android.providers.downloads.ui
-com.android.providers.media
-com.android.providers.settings
-com.android.providers.telephony
-com.android.providers.userdictionary
-com.android.proxyhandler
-com.android.sdksetup
-com.android.server.telecom
-com.android.settings
-com.android.sharedstoragebackup
-com.android.shell
-com.android.smoketest
-com.android.smoketest.tests
-com.android.soundrecorder
-com.android.speechrecorder
-com.android.systemui
-com.android.vpndialogs
-com.android.wallpaper.livepicker
-com.android.webview
-com.android.widgetpreview
-com.example.android.apis
-com.example.android.livecubes
-com.example.android.softkeyboard
-com.google.android.apps.maps
-com.google.android.calendar
-com.google.android.googlequicksearchbox
-com.google.android.launcher
-com.google.android.play.games
-com.google.android.street
-com.google.android.syncadapters.contacts
-com.svox.pico
-jp.co.omronsoft.openwnn
-
-com.google.android.gms
-com.google.android.gsf
-com.google.android.gm
-com.google.android.gsf.login
-~~~
-
-not this:
-
-~~~
-package:com.android.vending
-~~~
-
-here it is:
-
-~~~
-com.google.android.gsf_7.1.2> rg 10.+sdkvers
-sources\com\google\android\gsf\checkin\proto\Logs$AndroidBuildProto.java
-265:            output.writeInt32(10, getSdkVersion());
-~~~
diff --git a/blog/2023-02-24-protos/AndroidAppDeliveryData.java b/blog/2023-02-27-protos/AndroidAppDeliveryData.java
similarity index 100%
rename from blog/2023-02-24-protos/AndroidAppDeliveryData.java
rename to blog/2023-02-27-protos/AndroidAppDeliveryData.java
diff --git a/blog/2023-02-24-protos/AppDetails.java b/blog/2023-02-27-protos/AppDetails.java
similarity index 100%
rename from blog/2023-02-24-protos/AppDetails.java
rename to blog/2023-02-27-protos/AppDetails.java
diff --git a/blog/2023-02-24-protos/AppFileMetadata.java b/blog/2023-02-27-protos/AppFileMetadata.java
similarity index 100%
rename from blog/2023-02-24-protos/AppFileMetadata.java
rename to blog/2023-02-27-protos/AppFileMetadata.java
diff --git a/blog/2023-02-24-protos/Common.java b/blog/2023-02-27-protos/Common.java
similarity index 100%
rename from blog/2023-02-24-protos/Common.java
rename to blog/2023-02-27-protos/Common.java
diff --git a/blog/2023-02-24-protos/Containers.java b/blog/2023-02-27-protos/Containers.java
similarity index 100%
rename from blog/2023-02-24-protos/Containers.java
rename to blog/2023-02-27-protos/Containers.java
diff --git a/blog/2023-02-24-protos/DeliveryResponse.java b/blog/2023-02-27-protos/DeliveryResponse.java
similarity index 100%
rename from blog/2023-02-24-protos/DeliveryResponse.java
rename to blog/2023-02-27-protos/DeliveryResponse.java
diff --git a/blog/2023-02-24-protos/Details.java b/blog/2023-02-27-protos/Details.java
similarity index 100%
rename from blog/2023-02-24-protos/Details.java
rename to blog/2023-02-27-protos/Details.java
diff --git a/blog/2023-02-24-protos/DeviceConfiguration.java b/blog/2023-02-27-protos/DeviceConfiguration.java
similarity index 100%
rename from blog/2023-02-24-protos/DeviceConfiguration.java
rename to blog/2023-02-27-protos/DeviceConfiguration.java
diff --git a/blog/2023-02-24-protos/DocDetails.java b/blog/2023-02-27-protos/DocDetails.java
similarity index 100%
rename from blog/2023-02-24-protos/DocDetails.java
rename to blog/2023-02-27-protos/DocDetails.java
diff --git a/blog/2023-02-24-protos/DocV2.java b/blog/2023-02-27-protos/DocV2.java
similarity index 100%
rename from blog/2023-02-24-protos/DocV2.java
rename to blog/2023-02-27-protos/DocV2.java
diff --git a/blog/2023-02-24-protos/FileMetadata.java b/blog/2023-02-27-protos/FileMetadata.java
similarity index 100%
rename from blog/2023-02-24-protos/FileMetadata.java
rename to blog/2023-02-27-protos/FileMetadata.java
diff --git a/blog/2023-02-24-protos/GetReviewsResponse.java b/blog/2023-02-27-protos/GetReviewsResponse.java
similarity index 100%
rename from blog/2023-02-24-protos/GetReviewsResponse.java
rename to blog/2023-02-27-protos/GetReviewsResponse.java
diff --git a/blog/2023-02-24-protos/InstallDetails.java b/blog/2023-02-27-protos/InstallDetails.java
similarity index 100%
rename from blog/2023-02-24-protos/InstallDetails.java
rename to blog/2023-02-27-protos/InstallDetails.java
diff --git a/blog/2023-02-24-protos/ListResponse.java b/blog/2023-02-27-protos/ListResponse.java
similarity index 100%
rename from blog/2023-02-24-protos/ListResponse.java
rename to blog/2023-02-27-protos/ListResponse.java
diff --git a/blog/2023-02-24-protos/Logs$AndroidBuildProto.java b/blog/2023-02-27-protos/Logs$AndroidBuildProto.java
similarity index 100%
rename from blog/2023-02-24-protos/Logs$AndroidBuildProto.java
rename to blog/2023-02-27-protos/Logs$AndroidBuildProto.java
diff --git a/blog/2023-02-24-protos/PreFetch.java b/blog/2023-02-27-protos/PreFetch.java
similarity index 100%
rename from blog/2023-02-24-protos/PreFetch.java
rename to blog/2023-02-27-protos/PreFetch.java
diff --git a/blog/2023-02-24-protos/Rating.java b/blog/2023-02-27-protos/Rating.java
similarity index 100%
rename from blog/2023-02-24-protos/Rating.java
rename to blog/2023-02-27-protos/Rating.java
diff --git a/blog/2023-02-24-protos/Response.java b/blog/2023-02-27-protos/Response.java
similarity index 100%
rename from blog/2023-02-24-protos/Response.java
rename to blog/2023-02-27-protos/Response.java
diff --git a/blog/2023-02-24-protos/Review.java b/blog/2023-02-27-protos/Review.java
similarity index 100%
rename from blog/2023-02-24-protos/Review.java
rename to blog/2023-02-27-protos/Review.java
diff --git a/blog/2023-02-24-protos/ReviewResponse.java b/blog/2023-02-27-protos/ReviewResponse.java
similarity index 100%
rename from blog/2023-02-24-protos/ReviewResponse.java
rename to blog/2023-02-27-protos/ReviewResponse.java
diff --git a/blog/2023-02-24-protos/SearchSuggest.java b/blog/2023-02-27-protos/SearchSuggest.java
similarity index 100%
rename from blog/2023-02-24-protos/SearchSuggest.java
rename to blog/2023-02-27-protos/SearchSuggest.java
diff --git a/blog/2023-02-24-protos/ServerCommands.java b/blog/2023-02-27-protos/ServerCommands.java
similarity index 100%
rename from blog/2023-02-24-protos/ServerCommands.java
rename to blog/2023-02-27-protos/ServerCommands.java
diff --git a/blog/2023-02-24-protos/SplitDeliveryData.java b/blog/2023-02-27-protos/SplitDeliveryData.java
similarity index 100%
rename from blog/2023-02-24-protos/SplitDeliveryData.java
rename to blog/2023-02-27-protos/SplitDeliveryData.java
diff --git a/blog/2023-02-24-protos/readme.md b/blog/2023-02-27-protos/readme.md
similarity index 100%
rename from blog/2023-02-24-protos/readme.md
rename to blog/2023-02-27-protos/readme.md
diff --git a/blog/readme.md b/blog/readme.md
index 395051f..ae84a04 100644
--- a/blog/readme.md
+++ b/blog/readme.md
@@ -5,15 +5,13 @@
 Check these with JADX, last working versions:
 
 key             | value
-----------------|------
-`app_long_name` | Google Play Store
+----------------|--------------------
 package         | com.android.vending
 versionCode     | 80441400
 versionName     | 6.1.14
 
 key         | value
-------------|------
-`gsf_label` | Google Services Framework
+------------|-----------------------
 package     | com.google.android.gsf
 versionCode | 25
 versionName | 7.1.2