The installation is more or less simple depending on your distribution. Although Ardour is starting to be packaged for all distributions. To use Ardour you need the Jack server, which is launched from the qjackctl graphic application.

PERFORMANCE

Assembled PC with an AMD Athlon 1.6 GHz processor, 1 Gb ram, 250 Mb HDD, Echo layla 3G soundcard
The software works fine.
Ditto the reproduction.
Yes

OVERALL OPINION

I used it 1 year with an Maudio 44 soundcard and have been using it for several weeks with the layla 3G
It's fine for being free
Yes, Id' buy it again