Texans are seeing skyrocketing home electric bills this spring and summer, with many customers paying at least 50% more than they did for electric bills at this time last year.And nobody seems to know when costs will go down.“I am worried people are going to be shocked,” said John Ballenger, vice president at Texas retail electric provider Champion Energy. “Realizing this is 50 or 60 or 70% higher than what they had paid before, I’m just not sure it’s real to people yet. If it’s not, it will be very, very soon when the bills hit this summer.”Here’s what Texans ...