@Gargron would I need a separate account, registered as a bot, if I set up automatic blog RSS feed shares using IFTTT?

Anyone else have an idea how to make this work?
https://mastodon.social/@Tenacious/103749129476653435

Can someone tell me what the 3 dots between some posts means? They also sometimes appear at the top of the columns when I’m accessing Mastodon in my browser. @Gargron