@benhoffman_ That kind of emails was very popular in 2000, 2001 and it was inside emails...but Webmails completely remove this possibility.
I still own the ScratchingMail.com domain since 2000 ;-)
@jberrebi@benhoffman_ We started as a destination site and quickly realized how effective it is to email scratch-its. You can't scratch inside email but we still see 20x engagement over any other email format.
Product Hunt
Honor Care Network
Scratch It
Honor Care Network
Tindog
Scratch It