Journal
When D1 still belongs to last Tuesday’s tutorial
Producers like a single D1 they can paste into a publisher email. Soft-launch rooms in Johor Bahru rarely have that luxury. The tutorial voice changes on Tuesday. A skip button appears on Wednesday. Thursday’s export still contains Monday’s tutorial_complete.
The useful habit is ugly and small: write the build hash next to every D1 sentence. If the hash on the phone and the hash on the export disagree, you do not have a retention number. You have a mix of two first sessions.
We have sat in rooms that argued for an hour about a two-point drop that vanished once the hashes matched. The drop was real for Monday’s players. It was not a verdict on Wednesday’s copy.
If your team cannot freeze a build for forty-eight hours, say that out loud before anyone quotes a day. Gaming app analytics does not get more honest by averaging the disagreement.