I can see your point if we're talking about converting a newer Ubuntu to an older Trisquel, say from Ubuntu 10.10 to Trisquel 4 or something, if you're switching between equivalent version my guess is only non-free packages differ. I'll do the process again and list the packages, though, so we can double check.
Well compared to Ubuntu, Trisquel only removes packages that are not free
software or that recommend non-free software, as far as I can tell, as per
http://trisquel.info/en/wiki/how-trisquel-made
- [Trisquel-users] Converting an existing gNewSense instal... r . verzub
- Re: [Trisquel-users] Converting an existing gNewSen... r . verzub
- Re: [Trisquel-users] Converting an existing gNewSen... sirgrant
- Re: [Trisquel-users] Converting an existing gNewSen... r . verzub
- Re: [Trisquel-users] Converting an existing gNewSen... adrian . malacoda
- Re: [Trisquel-users] Converting an existing gNe... r . verzub
- Re: [Trisquel-users] Converting an existing... r . verzub
- Re: [Trisquel-users] Converting an existing... r . verzub
- Re: [Trisquel-users] Converting an existing... adrian . malacoda
- Re: [Trisquel-users] Converting an exis... r . verzub
- Re: [Trisquel-users] Converting an... r . verzub
- Re: [Trisquel-users] Converting an existing gNewSen... tegskywalker
- Re: [Trisquel-users] Converting an existing gNewSen... ivaylo
