i have seen various interviews of very known,known,less known and unknown popular and religious musicians who are announcng their albums for that date and i have counted exactly 21 albums

Wow this is interesting. Let's see if these albums come out.

It has meaning. It's 354. It's also eventful in Catholic church, politics and other notable events.  It's also world humanity day. Some artists are guided to release on this day while others just copy