Almost all consumer electronics come with backdoors—especially given the prevalence of computational advertising. Before criticizing Tenda, we ought to clarify whether this is a consumer-facing (2C) or business-facing (2B) product.
DOH is a protection for your privacy from ISP. Actually you can set multi DOH server with load balance to avoid your dns info concentrately collected by one dns provider.
S3 not implementate vfs api, but you can treat it as a software defined storage filesystem. Just like Ceph.
there are so many applications depends on file storage, such as Mysql. But horizontal scale for those app still difficult in many case. Replace from vfs api to s3 storage perhaps is trending in my experience.