I have been running the Beta Release for the past several months with little to no issues whatsoever. Would recommend that you reserve your "free copy" before it is no longer free.
The shower inside my Winnebago Access has a clothes rack for when you aren't using the shower (or are in travel mode). So what we do, is simply put the bar back up after we are all done showering and then hang the towels over the bar.
You definitely will be required to update to 8.1, but don't stop there... Make sure you then update to 8.1 Update 1 (which was just release about a month ago).
I had my bat wing replaced this past week. I am really looking forward to the first weekend out with it. I paid CW to install it (paid for it last year when they had the $29 installation special) and will be picking up the motorhome this week after ...