Believe it or not, lasar gyros are passe. Too expensive, the dithering system tends to be a weak link and there are other smaller, lighter, cheaper, and more reliable systems in use for the last five or so years.
ProLine 21 AHS and the Honeywell ADIRU in the NG
Boeing aircraft are good examples. Sextant/Thales has some pretty interesting stuff too.
With computers designing computers and hardware it's impossible to predict what'll be availablel in the next five years.
One may educate the ignorance from the unknowing but stupid is forever. Boswell; ca: 1533