This discussion most definitely falls under the "PERSONAL PREFERENCES" category.
There are many here who don't like flat bars, but don't for a minute think there aren't people out there who prefer flat bars.
I've ridden both drop and flat bar road bikes, and I much prefer flat bar. The only way I will ride drop bars is if someone holds a gun to my head. I've done
centuries on my flat-bar road bike, and I spend 90% of the time with my hands gripping the bar ends from the side, which feels natural and comfortable for me:
Let's all agree to respect other peoples' preferences.