The people who are best positioned for change start before it’s obvious where the world is going.
It means you could be wrong. You could move too early and the world never meets you there.
But it’s better than always being late. If you got into crypto when everyone else was, you were too late. If you got into artificial intelligence when it became a buzz word, you aren’t ready to fully seize the opportunities it presents. This doesn’t mean there is no point in following the trend and learning what you can. There will plenty of jobs and reward in both the fields mentioned. But you will not be world-class if you simply follow the crowd.
If you want to be the best in a field, you have to start working in it before it’s considered a field. When it’s just a curiosity for a few people on the internet. And with foresight and luck, the world will meet you there are realize you already understand the nuance of the new field. You’re the expert and everyone needs your wisdom.