Board Thread:Eureka Moments/@comment-34457989-20180116034156/@comment-63.248.78.103-20180325210646

I'm new to this forum, so I don't know all the abbreviations. I'd love to know this hack, so what is a lightening glass and what is vwru. Sorry for being dense. And, BTW, I'm sure many use the cell phone to take a pic of the mosaic as well, I never miss that puzzle!