In all likelihood, yes we are nearing heard immunity and we're done with the illness.
Further, there's an issue with the PCR testing. Though there have been reports since August - October 2020, published in November 2020:
https://www.researchgate.net/publication/346483715_External_...
Basically, they started over amplifying the DNA and weren't controlling the PCR tests very well. Here's the original WHO warning in December 2020
https://web.archive.org/web/20210102051357/https://www.who.i...
(Since... the page has been deleted, but followed later)
With the official statement January 19, 2020:
https://www.who.int/news/item/19-01-2021-who-information-not...