Fun fact - Doom was made during the prepatch Bloodborne load screens.

So, it is a good time for a first timer to start playing DOTA2.

There is an option that makes right clicks ignore the minimap, only left clicks works on it.

I would add that when you are dead use the cool down period to scour the map and provide pings to events your teammates might be missing. In general the pinging really is pretty important, as you say. Players usually really respond to it, but I’m surprised how few people use it. Perhaps they just don’t know how or…