I should emphasize that my email software of choice is #Thunderbird, but I'm constantly using other apps for the same reason I consistently used Windows and macOS when I was covering Linux full-time.
It's important to understand (and sometimes learn from) the competition.
Also worth mentioning a troublesome stat: In 2022, roughly 18% of email messages delivered to a business email user’s inbox were
spam. This figure is expected to increase to about 20% by 2026.