[yangyang]

> The average beer is stronger than it was 20 years ago

I very much doubt this. High strength lagers are much less popular than they were 20 years ago, not least because of beer tax that scales with strength. http://www.telegraph.co.uk/news/health/news/11455150/Britain...

[CalRobert]

This is probably very, very regional.

IPA's have grown in popularity, for what it's worth, and are generally higher alcohol (5-6% in UK, 7-10% in the US).

[yangyang]

The biggest selling cask ale in the UK (Greene King IPA), is 3.6% abv