Tim Pawlenty doesn't have what it takes to change the political landscape the way Gary Johnson does. If the GOP wants to reuse their failed formulas from the last 5 elections, we will see a strengthening of the Blue Firewall. Gary Johnson is one of the few people who can begin a reversal of this trend.
Are you related to him or something? The guy might be the best thing since sliced bread, but you wouldn't know because none of us knows a damn thing about him other than that he was governor for 8 years and he supports drug legalization. Unless you worked in politics in NM during his terms or were a reporter covering NM politics, then I doubt you can really make a strong case.
Ron Paul had a proven track record and more libertarian/paleo-conservative credentials than anyone. That's why I find it so disconcerting that his supporters are jumping on the bandwagon of an unknown quantity...