A small patch with quick fixes for some brokenness in the previous version! We have plenty more on our ToDo list, but think it is best to get this out before the weekend. [h3]Patch 4 Changelog[/h3] [list][*] Fixed country tech pool jumping between levels instead of interpolating [*] Fixed advanced gearing UI only using km/h as input [*] Fixed campaign not opening player-selected design rooms [*] Fixed advance gearing final drive not causing gear speeds to update [*] Fixed wrong country tech progressions, mixed up countries [*] Fixed turbo pressure graph being empty in turbo grid [*] Fixed engine reducing stroke making engine shift position instead of getting smaller [*] Fixed effective tech year not initializing correctly [*] Fixed twin exhausts spawning one of the mufflers the wrong way [*] Fixed issue with a material that shouldn't exist but is exporting [*] Added gearbox ratio range reliability penalty to warnings[/list] That is all for now, patch 5 won't be long! Cheers!