A fair article when all is said and done. Mark Sargent has awakened many to flat earth truth. I always tell people to do their own research and a good place to start is Mark Sargent's channel and his Flat Earth Clues. https://www.youtube.com/playlist?list=PLltxIX4B8_URNUzDE2sXctnUAEXgEDDGn. 
Here's a quick video by ODD Reality https://www.youtube.com/watch?v=GDKc6X8TXNE 
On line a good resource is http://stoplookthink.com/flat-earth/