FILE Tributes paid to cigar legend Robaina, who died at 91

The video provides a brief introduction to VR technology, followed by a safety warning advising not to enter a certain area.

What is the primary focus of the initial part of the video?

• The history of VR

• Basic concept of VR

• Advanced VR techniques

• VR hardware specifications

How does the speaker acknowledge the VR environment?

• By ignoring it

• By saying 'no'

• By asking a question

• By saying 'yeah'

What is the speaker's instruction regarding entering the VR space?

• Do not enter

• Enter with permission

• Enter quietly

• Feel free to enter