You can reach us, by creating issues on our Github Repository specific for it through https://github.com/taikai/taikai-open
Pretty effective and cool! Just go to http://bit.ly/join-taikai-slack and signup. There you'll find a #support channel and other channels where you can interact with the TAIKAI team and community.
Pretty old school, we know, but always effective. Contact us through [email protected] with your issue and screenshots (if possible).