IMO
It would depend on implied volatility priced into the option and whether that reflects the future realized volatility.
As none of us have a crystal ball that works, the edge is only able to be determined in retrospect.
Is anybody having trouble with IB today?
Can't log in to TWS, website won't download... as a matter of fact several US based sites are down (as far as I am concerned).
Internet problem?
PS I'm in Cheltenham