+1 used to be done millions of years ago but now it would be more odd the more you try to "hide" it.

that said yeah if you wanted to do it for personal house keeping reasons or whatever personal reasons, so long as you weren't trying to hide your identity or be weird about it, i think most people would just shrug and move on?

could also use a plurk filthy friends filter or the 18+ flag for your plurks?