shovelware
= S =
shriek
showstopper n.
A hardware or (especially) software bug that
makes an implementation effectively unusable; one that absolutely
has to be fixed before development can go on. Opposite in
connotation from its original theatrical use, which refers to
something stunningly good.
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.