A theme of "tide" and "tidal waves" in the media lately... early 2018

It seems to have begun with the "tide pod challenge"...

Feb. 6, 2018 - False tsunami warning jolts east coast:
https://www.wsj.com/articles/false-tsunami-warning-jolts-east-coast-1517938900

Strip Club toilet bowl tidal wave:
http://www.myrtlebeachonline.com/news/local/article198446524.html

Trump's tidal wave of good news:
https://www.bloomberg.com/news/articles/2018-02-05/trump-lauds-tidal-wave-of-good-news-as-dow-slides-1300-points

Democratic wave won't happen:
http://thehayride.com/2017/07/democratic-wave-wont-happen-2018/

Tidal wave of market advice:
https://www.producer.com/2018/01/tidal-wave-of-available-market-advice-not-to-be-feared/

2018's incoming tidal wave of politicians:
http://minnesota.cbslocal.com/video/3786031-2018s-incoming-politicians-a-tidal-wave/

The #metoo tidal wave:
http://wunc.org/post/metoo-echoes-through-play-about-nigeria-i-am-force-tidal-wave-and-i-won-t-hide#stream/0

Your thoughts?

And thanks to Donna S., who sent the links.