The demotion of humans, as special beings; continues.
...
I disagree. These planets are unlikely to have any life, and much less likely to host evolved technological civilizations.
As the article notes, the planets at the right distances are probably tidally locked with the star.
I could be wrong but it seems to me that most of the exo-planets they've found have been close and tidally-locked. These are probably the easiest planets to detect which would explain their abundance so far.