The latest headlines & happenings in Edmonton's tech community. This week: RWI Synthetics has been named a top 10 finalist for the international Why stop at zero? sustainable mobility challenge; Edmonton fell 35 spots in StartupBlink's latest global ecosystem rankings; Alberta Innovates has launched Alberta Digital Traction; Casey Hudson, previously the general manager of BioWare in Edmonton, has started a new game development studio called Humanoid; Wyvern has signed a deal with Ontario-based SkyWatch Space Applications Inc.