These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.01 s (backtrack: 0/20).

[ebuild  N     ] dev-perl/MP3-Info-1.260.0-r1::gentoo  USE="-examples -test" PERL_FEATURES="ithreads (-debug) -quadmath" 134 KiB
[ebuild  N     ] dev-perl/MP3-Tag-1.160.0::gentoo  USE="-examples -test" PERL_FEATURES="ithreads (-debug) -quadmath" 318 KiB
[ebuild  N     ] media-sound/mp3info-0.8.5a-r1::gentoo  USE="-gtk" 125 KiB
[ebuild  N     ] dev-perl/Term-ReadLine-Perl-1.30.300-r3::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 48 KiB
[ebuild  N     ] media-sound/lltag-0.14.6::gentoo  USE="mp3 readline -flac -ogg" PERL_FEATURES="ithreads (-debug) -quadmath" 56 KiB

Total: 5 packages (5 new), Size of downloads: 679 KiB