Well, not the first, but the oldest one available.

Other posts that week consisted of:

“Testing for oppo.”

“Is this what Jalopnik/oppo will look like once we get 6.0?”

“Aw man, sideways scrolling for comments. This sucks.”

“Does anyone remember their last post in 5.0?”

“edit. I thought I was commenting on a Gizmodo front page article. Sorry.”