I know that specifically on reddit, most posts related to the lab theory are deleted on the main pages and subreddits for this virus. For me it's been fascinating to watch the curation and deletion of content that has been evolving over the last few days.
I agree that anything with intentional leaking is really far into conspiracy theory land, but the idea that it was a leak is not so crazy.
It would be conspiratorial in nature because it questions the Chinese government's official narrative that the virus emerged from a seafood market, and implies they're covering up the truth.
Of course, people usually use the term "conspiratorial" to be synonymous with "untrue" or even "patently absurd."
We already know for sure that the initial cases did not originate in the seafood market and that the market was just an infection vector for subsequent cases.
Recently available data shows that the first few cases happened in November.
I agree that anything with intentional leaking is really far into conspiracy theory land, but the idea that it was a leak is not so crazy.