Sieges, riots, serial killings, sex work … Alecky Blythe has put them all on stage. She reveals all about her latest project " an epic look at the comic ups and touching downs of teenagers across Britain today The first sight of Alecky Blythe's new play, Our Generation, comes via a trailer on YouTube, which seems apt for a drama that aspires to take the pulse of today's teenagers. Out it pours in the words of 12 yo…