I also kept in mind that amount of R0 for the "Indian variant", until last week I saw it halved to 4..5×.

Then you realize that a transmission rate among the timid in ShyFleetersLand and the compulsive in LetsHugLand cannot be the same. Then you realize that that very average number needs explanations of the underlying model to be meaningful - it comes from societal behaviour not just from intrinsic viral properties.