They largely viewed it as meeting the criteria for a coup.
Consistent with the views of my students, the Center for Systemic Peace (who produces the above mentioned Polity scores), also now codes Jan 6 as an attempted coup (systemicpeace.org).
Despite massive loses of material and manpower, failure to achieve strategic objectives, incurring economic hardship, and becoming a pariah state, Russia could still end up "winning" its war against Ukraine.
Second, there is the HUGE 🧵by @RnaudBertrand highlighting how various policy makers and scholars in the IR community long predicted war between Russia and Ukraine.