We definitely want to and plan to, but it’s a bit unfortunate how this was rolled out. It would have been nice to have this announced and keep email/password login working for a version or two while people had the chance to transition to OAuth and get their apps approved. I hope that is being taken into consideration when considering the timeframe for disabling older SDKs.
Response times have been slow to our questions on the Marketplace forum: OAuth Changes in Meeting SDK 5.9 - #3 by jeremy.provost
And the duration of reviews doesn’t look great: Current estimate for security review
I would love to see more guidance about the review process for Meeting SDK apps, because the process doesn’t seem suited to them yet.