Again, there seems to be a disagreement in the packaging. The package depends on python-pycryptopp (>= 0.5.29) - any thoughts on why the dependency is higher?"
As far as I know, the tahoe-lafs package need not depend on 0.5.29, that just happened to be the version of pycryptopp that Natty packaged in order to fix bug 811721.
"> pycryptopp >= 0.5.20
Again, there seems to be a disagreement in the packaging. The package depends on python-pycryptopp (>= 0.5.29) - any thoughts on why the dependency is higher?"
As far as I know, the tahoe-lafs package need not depend on 0.5.29, that just happened to be the version of pycryptopp that Natty packaged in order to fix bug 811721.