2019 WWDC Predictions
Pick conditions: 1
It's called Catalyst, not Marzipan, which is pushed back on a little. Podcasts is cited as fulfilling this (is it replacing a Mac app? Stephen gets away with this a bit) and they say that Messages might now be a Catalyst app, but in fact it isn't.
The permissive grading may be due to the other hosts not wanting to get too picky when it comes to grading later picks.