You either make consistent profits on a few specific instruments, or you make consistent profits across multiple instruments using a fixed approach. Those are the only two possibilities.
You can't possibly use every method to reliably make money on every instrument.
There aren't really people with fixed strengths or weaknesses. At the end of the day, it all comes down to one thing: some people genuinely want to get something done right, while others just want to coast.
It's about order. Without order, what trade is there? If they're stronger than you, why would they deal with you?
Losing game currency doesn’t affect someone’s ability to eat, seek medical care, go to school, or live their daily life.