i believe marx was from a very well off family and may have been over educated in theory and under educated in practical reality 

this is the situation many millennials with good jobs but a lot of debt find themselves in https://history.howstuffworks.com/historical-figures/karl-marx.htm

Trust fund socialism 

The reality is socialism appeals to the upper and lower class. It has the least appeal for the middle and working class. 

It’s like supporting net zero agenda and shopping at Whole Foods 

Bell_curve

charts_and_numbers

Vote share by median income in NYC mayoral election

k00b

this was also the target audience of marx: the upper middle class who felt the upper class was unreachable  and also felt empathy for those of the lower class.