It is a space of missing data on the google site. I'm not a computer guy, but it seems like when a defined line isn't found, the computer patches it - much like trying to alter a color in photoshop.
"In the beginning of a change the patriot is a scarce man, and brave, and hated and scorned. When his cause succeeds, the timid join him, for then it costs nothing to be a patriot."--Mark Twain