Online: Prodigy and Compuserve. 7ish yrs old, on a 286/386(ish). Can't even rem what I did with it at the time. Just sort of poked around.
Prodigy Internet. 9ish yrs old, on a brand spanking new 486, saying "There's no way in hell this is going to work. It's all flashing gifs and crappy search engines that crawl...no content."