Originally Posted by
icemilkcoffee
Why is it totally ridiculous? People come in a variety of sizes. It's ridiculous to expect everyone to ride on 170mm cranks. Nowadays you can get a Shimano 105 crankset in 160mm. So you don't have to downgrade to some oddball BMX crankset to get shorter.
Modern physio studies is actually proving we are riding with oversized cranks. Shorter cranks have shown performance improvements across the board.