An additional way to punish Russia for restarting the cold war and violating Ukraine sovereignty is to restart the 'brain drain' In addition to harming them by providing a safe, welcoming destination for their best and brightest, it would benefit American by allowing them to contribute to our and the world's innovations.
Anyone with a Master degree or technical qualifications should be able to immigrate at will. Grants and stipends should be made available as well to encourage those with limited means to join the American project.