sellowpuki, vtetek didn't kick in lettew

not necessarily R&D for songlap leh
sometimes they got an idea/objective/direction so they spend towards that goal (see Technology Connection's multi video about RCA and how the fucuk did many smart people spent waaay too much money on things that ended up not marketable, because they're encouraged to solve problems using new approach instead of tackling them with existing methods)

but our kereta terbang probably under songlap category