That's your opinion - I don't see any source. My opinion is that it doesn't cause less jobs - I think it would eventually cause more sustainable jobs as malinvestment is removed from the economy.
Just look at any random crypto forum. You can see an endless number of threads about people who made millions and stopped working and they are proud about that. Just think about Bitcoin. If you bought Bitcoin in 2013 and held onto them you would be rich today. If you spent them on pizza you would hate yourself.
The historical incidents of deflation are insignificant and very few. The incidents of hyperinflation are common, and incidents of high inflation are guaranteed with fiat currencies with very few exceptions.
Source?