tire repair

(Related to previous posts here and here regarding screw-type tire plugs...) It's been two weeks since I plugged my rear left tire with one of those newfangled screw-type plugs. I drove the TJ around town for several days and just took it out on an extended trip over some really bad road and...

Do any of you guys carry a tire repair kit with you on the trail? I am talking about those kits that ARB and others sell that allow you to plug a leak in a tire using rubber inserts and tools.