Invasion Weekend?

The COMMENTARY podcast welcomes tech columnist James B. Meigs back to the show as Russian troops converge on Ukraine ahead of what looks like a pivotal weekend. Will Russia invade, or will it allow the exercises that have served as a pretext for mobilization to end quietly? Also, the return of “herd immunity” as a Covid off-ramp and Jim’s astute article in the March issue on “Good NASA vs Bad NASA.”