
Pondering where the line is between assisting an evil regime and siphoning out some cash.
IBM supplying the machines to administer the burrecratic needs of the holocaust was well on the evil side of the line.
SAP providing tech support to Aeroflot, less evil, and possibly somewhat effective at increasing pressure, as long as they receive payment in Euros, pounds, or US dollars, it seems like anything that causes outflows of hard currency and no inflows of military importance could hurt Russia in the medium term.