Thanks the photo creators & the project people who are giving away some good photos which are amazing without any copyright issues.Hope that this free ways of downloading photos can provide you great supporters & lots of fund to raise your project
This is something that should be focused because there's a lot of users that would definitely try to take this kind of activities. Devs may find some difficulties but I think this is their greatest challenge to face.
It is normal to meet different problems because everything in this world is not perfectly created. Beside people have different ideas, likes and dislikes so hearing positive and negative feedback is normal. To the team, just serve it as a challenge to make the project more develop and become the best because it is focusing on different suggestions of the people. Doing it surely makes this into top and the number of people will increasing which lead to popularity.