So it has come to this: every new update creates new problems. Fixing these problems requires new updates, which cause yet more problems. What a tiny_mce_markeramp;@%*** disaster.
It has been long in the making - for the longest time, we have been fearing "better-worsening" updates.
Concerning the email problem:
If the address showing up here is correct, consider to change this entry to another address - you may change back to the original later.
This userˋs workaround may help (or not).