Unfortunately the market has decided that unless it serves ads in billions of eyeballs it does not matter.
If it's useful for you to learn, then it matters, right?
There are also endless applications for hardware, but I guess to make a viable product you probably need a sizeable team of people.
If it's useful for you to learn, then it matters, right?
There are also endless applications for hardware, but I guess to make a viable product you probably need a sizeable team of people.