I’m sure that’s very frustrating. That’s a lot of different questions, but the first thing to note is that in the last week or so a number of community members have reported latency problems:
So it could be that you’re just caught up in that.
As far as Sonos, the cloud is always involved in that.
Here’s the FAQ on reading the Logs, which you may find interesting anyway, but again I’m not sure they’re going to apply in this case as the problem may be in the cloud.
That’s a lot of different questions, but the first thing to note is that in the last week or so a number of community members have reported latency problems: