There's a big difference between "private research intended for public consumption" (marketing / PR / legal), and "private research for private consumption" (R&

There's a big difference between "private research intended for public consumption" (marketing / PR / legal), and "private research for private consumption" (R&D / engineering / product development). Companies usually keep the latter to themselves, and the public space gets filled with the former. (To be fair, it's quite possible the first type also has bigger budgets, unfortunately).