It's not uninformed, you're just working with what you've got. Snowden credibly condemned American tech businesses as being conjoined at the hip with the NSA, without exposing all of the blackmail material that the fed had on them. It's overwhelmingly likely that their relationship has only deepened, we've seen no evidence that FAANG is serious about detaching itself from US influence.

10 years ago you'd probably hear some spiel about Bitlocker being "safe enough", or the iPhone's many virtues as a private enclave. Fast-forward to today, and it's hard to see American tech as benign.