* "f": neighbor cell (not inhabited by any animate thing) further away from
* animate thing not further than x steps away and in FOV and of a type
* that is not "t_eye"'s, and starts out stronger or as strong as "t_eye"
* is currently; or (cornered), if no such flight cell, but thing of above
* "f": neighbor cell (not inhabited by any animate thing) further away from
* animate thing not further than x steps away and in FOV and of a type
* that is not "t_eye"'s, and starts out stronger or as strong as "t_eye"
* is currently; or (cornered), if no such flight cell, but thing of above