Self-destructing file-uploads from Mozilla. Awesome.
See also https://onetimesecret.com/ which I often use for sending passwords to others
@ross I'm always surpised when I send a client some login or other info via onetimesecret.com and they respond with "Can't you just send it to me in an email?" Sigh.
@thedeskofbrad My favourite is, when buying in a shop:
"Can I have your email address?"
"Do you have a privacy policy?"
"Err, a what now?"