That’s because NTFS isn’t case-insensitive. If it was there’d be no two folders. Windows is a case-insensitive operating system running on a case-sensitive file system. It’s pretty clear Microsoft wanted case sensitivity and then realised how much legacy software that’d break.
Yes. Unsolicited dick pics are sexual harassment, regardless of who you’re actually sending them to. Also, I wouldn’t put it past people running scams like this to try and use your dick pics for blackmail.