Expect, new and improved recipie's from all the big brewers, come late spring early summer
For the micro brewery's it must be of concern, as in some locations it will push their draught prices towards £3,50 a pint, which may put of customers. On the flip side it costs £4,50 for a glass of red vinager in pubs in London, so it does put things in perspective.
Its also worth noting that if memory serves UK VAT is charged on the extra price increase, so the exchequer is a winner
