Your comments

When logged into your account, click on "images." At the top, on the right, click "view image info" and change to "generate image links." Select the images you want the URL for and they will all pop up. 
Sorry for the inconvenience. This is by design. When a PNG is too big, it gets converted to a JPG. 
The pro subscription is a yearly recurring credit card charge, so you must have a credit card on file. We are working on other ways, but for now Pay Pal is the only option. 
The image was deleted by the person who uploaded it. 
Only images in the gallery can be commented on. Images go into the gallery based on view count and overall popularity all over the Internet (links to it, etc.).
Hi! Thanks for the support! Sadly, Twitter doesn't share your email with us, so there's no way to link your account like you can with Facebook and Google. 
This is correct; it's not possible to download entire albums.