I'm curious, what does star farming get you? Is it just like farming karma on HN or is there a more practical reason to do that? Also, while I'm sure there's a

I'm curious, what does star farming get you? Is it just like farming karma on HN or is there a more practical reason to do that? Also, while I'm sure there's a gigantic amount of rather useless repos on github (I contributed my share...) doesn't mean that it's not a good idea to have guidelines to write usefull READMEs for projects that do matter.