A little conservative laughter, please | Stephanie Merritt
You may not approve of Jim Davidson, but his new play poses interesting questions about the dearth of rightwing standupsWhen it comes to British comedy, we pride ourselves on being world leaders in irony. It's stamped through our homegrown acts like a watermark, we like to think, a national trait our comics have honed, just as New Yorkers have perfected the comedy of neurosis. The trouble with irony is that it can be…