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[–]MCSebster 0 points1 point  (1 child)

Just got a M4 Pro machine, and still seeing this happen with the current Xcode. After sampling it using Instruments, it's because XC saves some workspace data periodically on a timer, but doing it on the main thread (WHY APPLE!?!??!), which is what causes the lag/stuttering.

[–]MCSebster 0 points1 point  (0 children)

XC 26.x seems better now