Как вставить вопросы в видео и задать их зрителям?

С помощью Camtasia Studio задать можно, но мало.

Получил письмо.
Screencast.com
Dear Screencast.com customer, Your Screencast.com account (with login alex.kohohob@nstuedu.com) has reached 75% of your monthly bandwidth limit of 2GB. When your account reaches 2GB, viewers will no longer be able to access the content in your account. Want to upgrade your account to increase your bandwidth limit? It's easy! Visit the store to upgrade your account: Upgrade Your Screencast.com Account

Подписка на год $99.

Это 25 Гб хостинг и 200 Гб/мес трафик.
Как-то стало неинтересно:(