400E/$450 is enough to buy a really nice head unit, or a power meter, or clothing for more weather conditions, etc. Just really doesn't seem that useful, and r

400E/$450 is enough to buy a really nice head unit, or a power meter, or clothing for more weather conditions, etc. Just really doesn't seem that useful, and reminds me of all the "help cyclists navigate with LED displays" junk. I swear, it's like every industrial designer's right of passage to design some crap accessory to "help" cyclists!