The support is great, I have been able to find answers almost immediately when needed.
There are some issues with styling that could be addressed but overall it's working well. It would make sense if they had more in depth documentation about how to use certain aspects of the library so there aren't as many questions asked from users who don't know what they're doing. We've been using this for our mobile web application which allows customers to view their account information online while out at restaurants or hotels without having to download any apps.