So what is happening today?  Nothing much of import:  National Bow Tie Day, National Cherry Turnover Day, National Red Wine Day, International Read Comics Day, National Thoughtful Day, National Bridge Remembrance Day and National Power Rangers Day.  All sanction by an organization called   National Day Calendar .  How does one get a national day?  Well, Hasbro/Saban jointly with NDC, just declared August 28 to be National Power Rangers Day.  Has thus been annually celebrated yearly since 2018.  So how do you celebrate this day?  Fans are encouraged to share memories and cosplay the Mighty Morphin Power Rangers, which premiered in 1993.  But what is National Day Calendar?  It was created in 2013 by Marlo Anderson, the so-called Guru of Geek, from his perch as podcaster of the Tech Ranch.  Must have been popular, for a million people visited his site that first year, and 10 million are expected to ping-in this year.  He said...