Just saw this on a FB group for MYP. Seems Canadian MYP's are shipping w/o the rear spoiler and have top speed limited. Owners are told the spoiler will be installed when available. On a plus note, the article says these cars are shipping with the new Ryzen chip and battery.
https://driveteslacanada.ca/model-y/tesla-model-y-performance-without-spoiler-top-speed-limited/?fbclid=IwAR158mUgT9P-2v0eECnLw2diuSur6EoAbyRwUfEvstp-h8_18qw8Kyu14So
https://driveteslacanada.ca/model-y/tesla-model-y-performance-without-spoiler-top-speed-limited/?fbclid=IwAR158mUgT9P-2v0eECnLw2diuSur6EoAbyRwUfEvstp-h8_18qw8Kyu14So