Depends on the events you visit, I'd say I saw a 40/40 split of ThinkPads and Macs with 20% "other" - but I know it's not really representative, as I've mostly

Depends on the events you visit, I'd say I saw a 40/40 split of ThinkPads and Macs with 20% "other" - but I know it's not really representative, as I've mostly visited smaller events focused on non-enterprise stuff, or DevOps confs, or close to the CCC. In my web dev days in small companies there were more macs though.