Originally Posted by
pdlamb
Two is easy to justify; if the batteries on one go dead, you're covered by the second.
At three, you're falling into the "cycling is dangerous" mindset, and believing that it'll be your fault if you didn't forcefully wrench the attention of a drunk texting driver from dipping his french fries into ketchup. Don't go there!
So I guess by putting six lights on your bike, you'd be tacitly assuming responsibility for vehicle crashes you weren't even involved in.