I tried the Big Red Float when it came out and was surprised that it tasted sort of like a float-I was even more surprised that they use Big Red as the flavor base for a float. I never made a Big Red float on my own-and never bought any more of the canned sodas either. Then I saw A&W Float and thought, well, now we’re talking. But at almost two dollars a bottle I skipped trying it. It now seems that A&W Float has been discontinued, which might explain why I found it on sale for $3.99 for a…