Now naturally all the "ultra-hip", "cutting edge" distros had to include the incomplete KDE 4 desktop, instead of the stable 3.5 one, when they could have just shipped the libraries; they can live side-by-side.
There are several copyright-free scores at IMLSP (direct link).
Your private key can be stored in a bank box, or a small fireproof safe.
It's not convenient to store several years of backups in those places.
LTE is not 4G. Here in Norway, one provider is in some trouble for falsely advertising their upcoming LTE offering as 4G.
Nokia explains that LTE is not 4G here.