ATC has been improved lately however I do get a bit irritated with its altitude instructions. Say I’m flying a two hour route in a GA plane. ATC will initially set an altitude of something like 3000’ and leave you there for over an hour before you’re nearing the approach and then send you up to say …

ATC and late instructions to climb

Dalwhat September 13, 2021, 7:21am 3

Surely the request only affects the final cruise altitude, not interim altitude holds?