A sad day today

Andrew Ryan: We all make choices, but in the end our choices make us.
...

BioShock Infinite took 5.5 years to develop and had high senior staff churn. The game didn't sell enough copies relative to its cost. There wasn't a lot of reason to believe the next one would get done much faster or be notably more profitable. As such, they canned the studio as they try to make the publisher as a whole profitable.