> Bad posture, bad keyboard usage, non ergonomic hardware etc... Yet we survive. Sure, it can create problems after years of constant abuse (RSI etc...)

Surely we’ve survived worse things. But that’s not the point.

The point is weighing the cost of a few months of lessons, and the risk of injuries.

Usually beginners don’t have to find the most expensive teacher; a undergraduate would suffice.

Why risk bad habits when there is an affordable alternative?