Yes, I think it’s a bible verse. My Latin teacher also tought religion

Ok, that’s a point

Lux lucet in tenetris

If that is true, than Einstein is the reincarnation of Hawking

The problem about τ is that while, sure, you often have 2π but more often than not you have just π which would be τ/2 and doubling is so much easier than halving that it makes up for it