Here at SFist, you can say what you want about MUNI -- or rather, you can write what you want. But Crosscurrents, a radio show on KALW 91.7, will let you actually say it, like out loud, with your voice. Crosscurrents now includes a feature called MUNI Diaries. You can listen to the three entries that are up there now (the 71 Haight is currently over-represented, with the 35 Eureka close behind), or call......