For the vast majority of people the problem was their first exposure to LED bulbs were in harsh temperatures and they wrote them off. The lightbulb wars aren't new. It's an evergreen political football.

If you strongly prefer incandescent that's fine but it doesn't take the 5-7 years the author suggests to recoup your investment. It might, or it might not. Where your curve lands depends, but they do in fact use a lot less energy.