Had the same myself recently England - to - Scotland
£3.01 including tax.
Llademos...even cheaper than yours so
Now when you do have bags etc I can understand how annoying it can be to have the extra hidden charges, but on the flip side...an away day or an overnight trip where I can put a change of clothes in hand bagage means I dont have to pay EXTRA.
Rough with the smooth, thats the way I see it.