Version A
Decision brief
Tight, decision-first: install Tahoe 26.7.1, hold macOS 27 until 27.1. Built for fast sign-off.
Open v2a →
Version B
Engineering briefing
Longer form: Tahoe 26.7.1, Xcode 26.6 and 27 side by side, macOS 27 held until 27.1. More detail for engineers.
Open v2b →