Looks like #AirCanada has decided to enshittify their frequent flier program to the point of near worthlessness.
Current: Earn 1 pt per mile
New: Earn 1 pt per $
Current: Earn 2,000 pts flying Vancouver to Toronto one-way:
New: Earn 600 - 800 pts (unless you fly Business Class…)
https://www.aircanada.com/ca/en/aco/home/aeroplan/acearn.html#/