More information here: https://wiki.mozilla.org/User:Jorgk/8-bit_bytes_and_e-mail_corruption_at_Verizon,_Yahoo,_etc. This will be published as a SUMO article soon.
Bug 1435903 Comment 46 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
More information here: https://wiki.mozilla.org/User:Jorgk/8-bit_bytes_and_e-mail_corruption_at_Verizon,_Yahoo,_etc. <--- EDIT: Not working, see next comment. This will be published as a SUMO article soon.