I've been a mobile player for as long as it's been available. It's obviously not ideal, but it suits my needs and I've dealt with the inadequacies of it as best as possible.
Lately - in the last few months in particular - it's become far more unstable than I've ever experienced. Not only am I getting the random disconnects that have frequently plagued mobile, but now I'm seeing regular freezing, graphics glitches & errors, and other weird behavior like random minimizing (leads to a disconnect) or just extreme slowness ...