1- Yes you can renew your license by paying 40% of current product price, it'll be around UDS 59
2- Sure TT is in active development, we are continuously working on improving the existing features and adding new ones. TT v7 will be released in near future with advance support for ecommerce platforms like Magento, Prestashop, WooCommerce and much more. We have just launched TemplateToaster Marketplace where TT users can resell their templates/themeson comission basis:
http://templatetoaster.com/marketplace
We are doing everything to strengthen our userbase. Please feel free to introduce TT anywhere, however no one like competitors discussions/link on their site.