“If you're even aware of that stuff then you're clearly not in Weebly's target market.” How do you know that? How does that follow from what I wrote? Maybe I

“If you're even aware of that stuff then you're clearly not in Weebly's target market.” How do you know that? How does that follow from what I wrote? Maybe I am a web designer, or maybe I am a web-publishing consultant looking for good services to recommend to people asking about something affordable. If Weebly cannot entice me enough to get me past their sign-up form, then I will not try their offering and I will not be able to recommend it to others either. As for “complaining about a file extension”, see alanh’s comment.