If AI wipes out humanity before 2050, resolves to the decade in which it happens, otherwise resolves to "Not before 2050"

See also:

Will AI wipe out humanity before the year 2030?

Will AI wipe out humanity before the year 2040?

Will AI wipe out humanity before the year 2050?

Will AI wipe out humanity before the year 2060?

Will AI wipe out humanity before the year 2100

Note:

This market isn't a great way to predict the question because you can't collect your payout if AI does wipe out humanity. But the above questions were quite popular, and this one is more of an experiment in comparing how different market structures work here. For a non-market prediction that I believe is more likely to be accurate, see https://www.metaculus.com/questions/10721/when-will-ai-driven-human-extinction-happen/