The short answer is 'Yes, but for a limited time."
Our speakers and organisers decide for themselves how long an event will be visible. We recommend keeping all events viewable for at least 48 hours.
Not at the moment.
The good news is, that it will be possible soon. Until that time, please sign up here and be notified when we are ready: https://mgmt.zevio.com/interest
But you may be signed up to mailinglists from organisers and Zevio when you sign up for a webinar. You can, of course, unsubscribe from mailing lists at any time.
Because English is the language most likely to be understood by most people.
We're looking into making local language versions of the site to make it easier to use. But to let users select a language, means that we need them to have acounts and store more information on them. This takes some time to build.