it is a noticeable advantage..... but not that much.....
now I am confused! one or the other...
would you care to elaborate a bit more?
It means that yes, it is a noticeable advantage over air.
By noticeable advantage I mean a BARELY
As in you barely notice the advantage.
As in you barely feel anything different.
As in there is not that much of an advantage since you can barely feel any advantage.
Yes, I have done this many many times ( at least until the cylinders of helium gave out ).
There is not any worthwhile advantages to using He (unless you count a barely noticeable
increase in advantage worth it).