Marco provides proof why your customer is not always right.
Normally I’d take the extra 30 seconds to pixelate someone’s last name and personal email address, but I don’t think someone who would send this email to a stranger about a free web service will mind.
Most of the emails I get are very nice, but occasionally one slips through that makes me question what, exactly, convinced someone that writing and sending it would be productive.
(For whatever it’s worth, here are my browser stats from the month before I started displaying the not-supporting-IE message.)
Check out the browser stats so that you can laugh at this. Loyal Firefox user here.