Yes, you.
This post is trending right now...
It's certainly always valid to compare and contrast... Especially as a project decision maker. The pros and cons are very relevant, but as an individual developer, these tradeoffs should not affect your decisions on whether to explicitly take the time to learn this technology.
Learn TypeScript in order to be more employable because of the popularity of this approach to JavaScript, but also learn TypeScript because it is going to open you to new paradigms you might otherwise neglect.
As far as bang-for-your-buck goes, it's probably one of the more valuable learning opportunities out there right now. It's trendy and popular, but it is hardly "hipster technology". You are going to get a lot out of learning this programming language.
... But once you learn it, don't demand that your company immediately adopt it. There are a lot of valid reasons to stay the course. Rewrites are expensive.
Happy coding. ❤️