At one point I had to research the intricacies of this very topic (because don't ask).

I can echo simple is best. Two dashes and a space (the standard delimiter) followed by your name on the next line.

I don't even talk to people with images in their signatures.

Ya, I hear you. I just hate coming across a site and thinking to myself "This seems like it will be very useful at some point" and not being sure the best way to find it again when the time comes. I've started trying Raindrop.io, mostly because Pocket looked too focused on the reading aspect.