If you are using a stout faucet, the beer line length isn't important. The faucet's resistance plate (or control if you have a fancy one) provides everything you need.
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk