Simply because Barry Allen is much more Likeable in this version than in the Snooze-inducing perfect work-and-church comic one. Maybe the one on the screen is not really Barry but Wally? Notice also the first apparition of Mark Hamill's Joker (here named the Trickster) and the Harley Quinn look-a-like character towards the end of the series. I suppose Paul Dini and Bruce Timm had to have some influences outside the woman they speak of in the afterwards of the Mad Love TP...
Review of The Flash
