======================== unified (from filesystem) ========================
                                         'bitrate'  '253.445'
                                        'duration'  '276'
                                          'artist'  'Asylum Street Spankers'
                                     'text_people'  ''
                                         'release'  'Mercurial'
                                           'title'  'Dance This Mess Around'
                                           'quals'  ("['Q-JZFKS-2', 'Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['acoustic', 'blues', 'alt country', 'austin', 'folk']"
                                     'discogstags'  "['folk rock', 'rock', 'folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country-alt'
                                             'bpm'  '146.000'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'TALB' (Album/Movie/Show title)                     'Mercurial'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCON' (Content type, a.k.a. Genre)                 'loc-namerica-country-alt'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Dance This Mess Around'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Asylum Street Spankers'
'TRCK' (Track number/Position in set)               '8'
'TSRC' (ISRC (international standard recording code))  'USA4E0300408'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['folk rock', 'rock', 'folk, world, & country']
'TXXX:lastfmtags'                                   ['acoustic', 'blues', 'alt country', 'austin', 'folk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.05 dB'
'TXXX:replaygain_track_peak'                        '0.318561'

========================== row from database ==========================
                                              'id'  1421964
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Asylum Street Spankers/[LM]Asylum Street Spankers - Mercurial/mp3/Asylum Street Spankers - Mercurial - 08 Dance This Mess Around.mp3
                                         'working'  None
                                         'bitrate'  253
                                    'duration_sec'  276
                                           'genre'  loc-namerica-country-alt
                                        'filesize'  8970055
                                           'mtime'  1639508132
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos [LM]Asylum mp3 08 loc namerica country alt
                                      'tag_artist'  Asylum Street Spankers
                                     'tag_release'  Mercurial
                                       'tag_title'  Dance This Mess Around
                                             'bpm'  146.0
                                    'search_title'  'around':4 'dance':1 'mess':3 'this':2
                                   'search_artist'  'asylum':1 'spankers':3 'street':2
                                  'search_release'  'mercurial':1
                                     'search_rest'  '00singer':1 'alt':11 'asylum':5 'country':10 'eos':3 'lm':4 'lmasylum':6 'loc':8 'mp3':7 'namerica':9 'songwriter':2
                                    'search_combo'  '00singer':9 'alt':19 'around':4A 'asylum':5B,13 'country':18 'dance':1A 'eos':11 'lm':12 'lmasylum':14 'loc':16 'mercurial':8C 'mess':3A 'mp3':15 'namerica':17 'songwriter':10 'spankers':7B 'street':6B 'this':2A
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'blues', 'alt country', 'austin', 'folk']
                                        'tag_date'  2004
                                     'discogstags'  ['folk rock', 'rock', 'folk, world, & country']

============================== file details ==============================
                                           'mtime'  1639508132.06336  (2021-12-14 19:55:32)
                             'size'  8970055