Maybe I got lucky this year, I had no issues with having my cables tied together and tidy, both power and data runs.
I did use cut up extension leads with a very thick outer, maybe that helped?
See 2:17 https://auschristmaslighting.com/media/ellis-christmas-wonderland-behind-the-scenes-2018.864/
I voted no.
Our Street is open at each end and unfortunately we can't close it off due to having to allow traffic through if needed.
Having said that, if people are not coming to visit the Christmas lights we have zero traffic other than neighbours and the odd visitor, as we are tucked away in...
xlights effects, layering, buffers, render styles etc.
Even watching someone experienced in sequencing fumble through something live, I for one am bound to pick up some tips and tricks.
That's what I would benefit most from tbh.