411A.
Not entirely true anymore.
The little E-jet 170 uses DLC for steep approach. More for drag than lift control but it works in exactly the same way.
Gosh, didn't know.
Considering...it took 'em twenty five years to 'catch up'...good for them!
Lockheed was so far ahead of
everyone else, without exception.
Fact.
Must add, with proper Rollers, of course.
RollsRoyce, the absolute
best turbine engines going...fact.
Proven time and time ....again.