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How did it do that, while not just creating a regular second wave like most of the Western world?

> evolve to be hyper-infectious in the local conditions

I’ve never heard that idea before, very interesting. I wonder if we will figure out if certain mutations work “better” on certain populations, environmental conditions, etc.

Yes. In hindsight this type of analysis is obviously critical. Sadly it seems india only started focusing on improving sequencing in December 2020.

The US too [1] has been slow to implement large-scale sequencing efforts. We have the technology to track the virus more closely [2] [3] but seem oddly unhurried to deploy it widely.

[1]: https://www.statnews.com/2021/04/06/stem-the-pandemic-nation...

[2]: https://www.cdc.gov/coronavirus/2019-ncov/cases-updates/wast...

[3]: https://pubmed.ncbi.nlm.nih.gov/33468686/