A recent development in the sports world involves partnerships between MLB teams and a prediction market platform. Five teams have partnered with Kalshi, a platform that facilitates predictions. This partnership is part of a trend that has been discussed on the 'Section 415' podcast.

The podcast has expressed concerns about the implications of this trend, suggesting it may be dangerous. Further details about the partnership and the concerns surrounding it are available from the source.

More information about the teams involved and the nature of the partnerships can be found through the 'Section 415' podcast, which has explored this topic in depth.