By running your own email server on a VPS you already bypass 99% of the vectors that intelligence agencies use to do bulk data collection. They look for the low

By running your own email server on a VPS you already bypass 99% of the vectors that intelligence agencies use to do bulk data collection. They look for the lowest hanging fruit. Where's the highest email volume? (Gmail.) Where are the people who think they can't get caught but lack technical skills and probably mess up in many other ways? (ProtonMail.) Same with VPNs.