Given the two rounds of price increases and the dramatic increase in the bills are Bulb still competitive?
Easiest way to find out is submit your figures in to a switch site and see what comes up.
Personally I have not found it worth switching.
I doubt the responses have changed since you last asked this question just a day before in http://community.bulb.co.uk/discussion/8633/is-bulb-still-competitive . Please do not duplicate threads/questions.