I have no idea if this will catch on or not.

In a post, mention something you like and something you dislike about any word of your choosing in the last person's post.

Ex:

Poster 1:
I dislike CDs because they scratch too easily, but I like them because they're small and store data.

Poster 2:
I like data because it contains useful information, but I don't like it because it's boring.

Poster 3:
I like boring things because they make you appreciate exciting things like amusement parks. Yet I don't like them because they're boring.

Poster 4:
I like amusement parks because ...


I'll start with:
I like painting because of paint's intoxicating smell, but I don't like painting because it's hard to paint in a straight line and avoid the ceiling, etc.