On: The Haskell job market has been growing steaily since 2008

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This is easy to answer, at least for this data set: It contains all job descriptions (see link to Google Sheet, scroll to bottom).

From a 30 seconds look, it seems there are around 5 cryptocurrency jobs in the list for year 2022.

You will find that currently the list of Haskell companies is quite diverse across industries, which is a big change vs. 10 years ago.