Had I become disenchanted with the form I had once fallen so madly in love with as a pubescent, pimple-faced suburban homo with braces? Maybe theatre was like an all-consuming high school infatuation that now, ten years later, I saw as the closeted balding guy with a beer-gut he'd become. There were of course those rare moments of transcendence that kept me coming back. But why did they come so few and far between?

A lot of plays are dull. And one dull play, it seems, can turn us off theatre for good. Playwright and theatre director Jordan Tannahill takes in the spectrum of...