In the video below, Ubuntu founder Mark Shuttleworth lays out the tablet interface in great detail.

FORBES: Ubuntu For Tablets Next Step In Creating 'Unified Experience For All Personal Computing'

"Multi-tasking productivity meets elegance and rigorous security in our tablet experience, " said Mark Shuttleworth, founder of Ubuntu and Canonical.

ENGADGET: Ubuntu for tablets revealed with split screen multi-tasking, preview for Nexus slates coming this week

At OSCON today, Mark Shuttleworth just revealed Ubuntu Web Apps, a new feature due to land in October's Ubuntu 12.10 release.

ENGADGET: Canonical integrating Ubuntu WebApps in Quantal Quetzal (video)

The likes of Mark Shuttleworth, Cyril Ramaphosa, Allan Gray and Tokyo Sexwale and others are at the vanguard of an ever-growing philanthropy movement in Africa.

FORBES: Five Notable African Philanthropists

Even so, Ubuntu's founder, Mark Shuttleworth, said he was in talks with manufacturers for devices to be sold with the system pre-installed within the year.

BBC: Ubuntu operating system comes to Android smartphones

Billionaires and near-billionaires Mark Shuttleworth, Dennis Tito, Anoush Ansari and Simonyi have already taken advantage of the infrastructure built by fallen superpower Soviet Union to hitch a ride to the International Space Station.

FORBES: Billionaires In Space

"We are defining a new era of convergence in technology, with one unified operating system that underpins cloud computing, data centers, PCs and consumer electronics" says Mark Shuttleworth, founder of Ubuntu and VP Products at Canonical.

ENGADGET: Canonical announces Ubuntu for smartphones, we go hands-on (video)

There are still relatively few 20-something millionaires, such as Mark Shuttleworth, a Capetonian whose Internet security software firm, Thawte, is valued at 3.5 billion rand, or Nicolaas Vlok, whose software firm, Idion, is valued at 1.3 billion rand.

ECONOMIST: South African software

When he questioned Ms Shuttleworth about the mark, she told him Luke Southerton had bitten the boy.

BBC: Keanu Williams: Grandfather saw 'bruises and bites'