A Lot Of Valve's Proton Work Is Landing Back In Upstream Wine

Yesterday Valve released Proton 4.2 as a big step forward for this Wine-based software that is integral to their "Steam Play" for running Windows games on Linux. CodeWeavers, which is working on Proton/Wine improvements under contract for Valve, provided a look today at the massive amount of patches that have been upstreamed already from Proton to Wine...