The pictures, containing 1,050 lines instead of the traditional 525, were twice as sharp as those of current televisions.
But the regular alien characters of current television all point to longtime American concerns: immigration, race and assimilation.
Clancy defeated current television talk show host Jerry Springer in his 1970 re-election campaign.
She also has a regular personal blog on blogspot.com, which often includes reviews of literature, theatre, and film, as well as current television and radio.
A high definition picture is clearer and sharper than current television because it contains more information in digital form.
Four years ago when the National Football League signed its current $4.3 billion television rights package, eyes bulged.
Set-top boxes that will retrofit current televisions should start appearing in just a few months.
It can transmit pictures that are twice as wide and have twice as many lines of resolution than in current television.
Consumers will find their current televisions rendered obsolete by digital broadcasts.
The better picture is achieved with more horizontal lines, 440 to be exact, nearly twice as many as on current televisions.