RSqueak/VM - A research VM for Squeak/Smalltalk For the past few years, we have been quietly working on RSqueak/VM, an RPython-based VM for Squeak/Smalltalk. The VM is still under development, mostly in short bursts and pushes, but is beginning to be useable and shows promising results. RSqueak/VM grew out of the SpyVM work done by Carl Friedrich Bolz, Adrian Kuhn, Adrian Lienhard, Nicholas D. Mat