A Portal+ by Facebook video chat device is seen during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

A worker stands behind a Portal booth during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

An attendee demos an Oculus Rift S virtual reality headset during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

The Oculus Quest wireless virtual reality headset is seen on a display during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

An attendee demos the Oculus Quest wireless virtual reality headset during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

An attendee interacts with a Portal video chat device during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

Facebook CEO Mark Zuckerberg makes his keynote speech during Facebook Inc's annual F8 developers conference in San Jose, California, U.S., April 30, 2019.

Facebook Chief Operating Officer Sheryl Sandberg greets an attendee during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

Attendees demo the Oculus Quest wireless virtual reality headset during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

Facebook's Fidji Simo speaks about the Facebook Dating app during Facebook Inc's annual F8 developers conference in San Jose, California, U.S., April 30, 2019.

Guests enter to attend Facebook CEO Mark Zuckerberg's keynote at Facebook Inc's annual F8 developers conference in San Jose, California, U.S., April 30, 2019.

Facebook Chief Operating Officer Sheryl Sandberg greets an attendee during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

Attendees demo Oculus Go virtual reality headsets during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

An attendee poses for a photograph with balloons during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

Attendees are seen inside the Festival Hall during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.

A Portal by Facebook video chat device is seen during Facebook Inc's F8 developers conference in San Jose, California, U.S., April 30, 2019.EREUTERS/Stephen Lam

Facebook CEO Mark Zuckerberg makes his keynote speech during Facebook Inc's annual F8 developers conference in San Jose, California, U.S., April 30, 2019.