Has there been "rollback" of democracy in Russia under Putin?

... Russia's shaky liberalism, now under siege, finds few defenders inside the country.” One might argue seriously that the situation has improved greatly since Matlock and Holmes gave these assessments. If Putin had wanted to establish a genuine dictatorship, he has had sixteen years to do so. By “genuine dictatorship,” I mean something like the regimes of Pinochet in Chile, the Greek Colonels, or the Argentinian military, where tens of thousands disappeared, were tortured, and/or ...