I should have made it clearer that I wasn't trying to disprove your greater point, only clarify that one division of Microsoft does make good, very popular stuff.
Sun had good intentions
Their products were "bad" (overpriced and mostly technically inferior.)
I'm not even sure their intentions were very good except in the very early days. Hard to imagine Google charging $900 for a $90 memory stick like Sun did.
Charging for their R&D, maybe? Sun did give out a LOT for free. Those sorts of free come with a cost to someone