What was the world's first spam email to celebrate 30th anniversary of spam mail birth?

Actually, it is said that May 1st this year was an anniversary of the 30th anniversary of spam mail birth. I do not know exactly what I am congratulating, but I only pray that it will not be the 40th anniversary or the 50th anniversary.

So let's see what was the first spam e-mail, the world's first junk e-mail.
Make the Sophos Spam Pledge - as spam email turns 30 years old

Gary Thuerk sent the world's first spam mail. It can also be said as the prototype of the Internet "ARPANETIt was sent on May 1, 1978 and sent to 393 users. The content is the advertisement of the computer selling company DEC. The full text of that case is posted on the following site.

Reaction to the DEC Spam of 1978

It is a sentence that enthusiastically sells about the DECSYSTEM-20 family, and it can be seen from that time that spam mail was born as a means to fundamentally generate revenue.

According to Sophos, a company famous for antivirus software and antispam products, among those who sent spam mail11% have purchased goods and services etc. written in spam mailThat's right ... ... Although it is a result of overseas, it seems that it is unusually too high ... ....