I'm not American and haven't been there in 38 years and I'm not a cyborg plugged into the internet with infinite, instant recall, but a cursory Google informs me that I'm not entirely delusional (/or a foreign agent spreading misinformation), as this was indeed a cause of concern about 8 years ago:

https://www.politico.com/story/2016/12/foreign-travelers-soc...

Whether it was actual policy or not, I'll leave to you to work out.

As for the format of my response, I was genuinely not 100% sure, so felt it respectful to post thusly. Does that satisfy your needless suspicion?