How much is Robinson Cano worth?

Seattle Mariners second baseman Robinson Cano struggled through a difficult season, but how much is he worth at this point to the team or a potential new investor?Last week, Robinson Cano's name found itself in the news, because someone decided to ask a presumably drunk former coach for his opinions while someone else was recording. The news cycle subsequently spent its weekend worshiping at the altar of football, but now we’re back to Cano again, this time for a different reason. John Harper wrote a piece for the Daily News, and within, former coach Rich Donnelly came to Cano’s defense. That’s not what’s grabbed attention, though; what’s grabbed attention would be this:

But even if Cano has…