Eh, the Zephyr was only released in October 2021, not in the middle of 2020 when fabric masks were in vogue. N95s were much easier to get in mid-2021, not that

Eh, the Zephyr was only released in October 2021, not in the middle of 2020 when fabric masks were in vogue. N95s were much easier to get in mid-2021, not that many people were buying them. In early 2022 they were given away for free in drugstores and even then not many people were taking them.