You seldom want to become an expert in a single technology. It's doable, but you're putting all your eggs in the same basket. What if the technology becomes irr

You seldom want to become an expert in a single technology. It's doable, but you're putting all your eggs in the same basket. What if the technology becomes irrelevant in 5-10 years? Get good enough to be proficient and become a broad generalist. This is a much better route imo.