I've never read my email in HTML, mostly for security reasons such as this incident. For the rare occasion where an email doesn't render correctly, Thunderbird'

I've never read my email in HTML, mostly for security reasons such as this incident. For the rare occasion where an email doesn't render correctly, Thunderbird's "Show HTML" button works a charm. Have I been able to convince a single customer (I run a computer services business) or friend to follow my lead? Nope, not a single one.