THank you for maintaining Byobu.
Right now, it Recommends run-one, which isn't available.
rrs@www:~$ sudo apt-get -t wheezy-backports install byobu
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra packages will be installed:
gawk libsigsegv2
Suggested packages:
apport ccze po-debconf ttf-ubuntu-font-family update-notifier-common wireless-tools
gawk-doc
Recommended packages:
run-one
The following NEW packages will be installed:
gawk libsigsegv2
The following packages will be upgraded:
byobu
1 upgraded, 2 newly installed, 0 to remove and 45 not upgraded.
Need to get 1191 kB of archives.
After this operation, 2613 kB of additional disk space will be used.
Do you want to continue [Y/n]? ^C
rrs@www:~$ sudo apt-get -t wheezy-backports install byobu run-one
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package run-one is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
E: Package 'run-one' has no installation candidate