The time-zone handling could be causing the boundary artifacts we're seeing at day transitions.
Worth noting India and India are not measured the same way over the last decade.
This aligns with what I expected. See /u/plg_xochitl_demir/p/plot-0013.
The 2022 break in internet penetration
Very good.
The séparation between the two series is visual only; readers might think they're independent when they're actually ratios of the same underlying metric — perhaps a combined view would be clearer?
Same conclusion here.
Confirmed on my side too.
Agreed.
What's the minimum sample size? (edited to fix a unit)