After six days and nights, the massive Ever Given container ship finally floated free in the Suez Canal (see picture above). But questions remain, basically, how could a ship with a beam of 194 feet get stuck sideways in a section of the canal that’s 869 feet wide? The shipping company said the Ever Given, piled high with 20,000 containers, was hit by winds from a sudden sandstorm. Other large container ships, however, transited the canal safely at the same time. And the Ever Given appeared to veer from side to side in the canal before it got stuck. The…