When Koa Rothman says the waves were big, it's usually worth paying attention. In his latest vlog, the North Shore charger documents a wild session at The Wedge during Southern California's recent historic swell, describing the event as "20 foot" and even going so far as to call it "the biggest swell to ever hit California." That's a bold statement. California has seen its fair share of legendary swells over the decades, including El Niño winters that produced giant surf from Maverick’s to south-of-the-border at Todos Santos and historic events that remain etched into surfing lore. Whether this latest swell truly belongs at the top of that list is certainly open for debate. What isn't debatable is that The Wedge was absolutely cranking. Video from the session shows massive wedges detonating along the Newport Beach shoreline, with rogue peaks colliding and launching mountains of water skyward.…