A netizen wrote, (via @yellowbjork/X) If you want to know more what the buzz is about, here is the post: Ed Sheeran had previously put mathematical symbols on his album covers. Now fans who are ...

If you're hoping to keep your house warm for the winter, you'll want to ... you to change the direction of the fan. Oftentimes, it looks like a reverse symbol, or a circle with revolving arrows.