The website JobWherever covers all aspects of working remotely. They write about tools, locations, and more.
In their most recent article they review five of the top temporary email services, including 10MinuteMail!
You can read the full article here: 5 Best 10 Minute Email Generators to Protect your Privacy.
They do call out the lack of attachment support on 10MinuteMail. If you feel this is a feature you would like, please let me know! I use 10MinuteMail myself very frequently to protect myself from spam, but I haven't need attachement support myself. But if you want it, just ask!