======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '246'
                                          'artist'  'Styx'
                                     'text_people'  ''
                                         'release'  'Kilroy Was Here'
                                           'title'  "Haven't We Been Here Before"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['80s', 'hard rock', 'rock', 'progressive rock', 'classic rock']"
                                     'discogstags'  "['rock', 'pop rock', 'prog rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '9'
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '143.721'
                                             'key'  '10B'
                                        'acoustid'  'b2a8ae9e-a4ca-44bf-a7de-0f9b5c54f076'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kilroy Was Here'
'TBPM' (BPM (beats per minute))                     '143.721'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDOR' (Original release time)                      '1983'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         "Haven't We Been Here Before"
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Styx'
'TPE2' (Band/orchestra/accompaniment)               'Styx'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '8/9'
'TSO2'                                              'Styx'
'TSOP' (Performer sort order)                       'Styx'
'TXXX:Acoustid Id'                                  'b2a8ae9e-a4ca-44bf-a7de-0f9b5c54f076'
'TXXX:CATALOGNUMBER'                                'AMLX 63734'
'TXXX:MusicBrainz Album Artist Id'                  '835a6d9c-fea0-4a71-ae52-9c4da946433a'
'TXXX:MusicBrainz Album Id'                         '5219d209-ccb4-4c7b-93c0-45c56809c269'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '835a6d9c-fea0-4a71-ae52-9c4da946433a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'pop rock', 'prog rock']
'TXXX:lastfmtags'                                   ['80s', 'hard rock', 'rock', 'progressive rock', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.80 dB'
'TXXX:replaygain_track_peak'                        '0.454832'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'225afdb8-fdc1-4991-98ec-bfd2af565e49')

========================== row from database ==========================
                                              'id'  1413239
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Greatest Hits - Styx/Kilroy Was Here/08 Styx - Havent we been here before.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  246
                                           'genre'  rock-cppex-progressive
                                        'filesize'  5929652
                                           'mtime'  1620736177
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Greatest Hits 08 Havent we been here before rock cppex progressive
                                      'tag_artist'  Styx
                                     'tag_release'  Kilroy Was Here
                                       'tag_title'  Haven't We Been Here Before
                                             'bpm'  143.721
                                    'search_title'  'been':5 'before':7 'haven':1 'havent':3 'here':6 't':2 'we':4
                                   'search_artist'  'styx':1
                                  'search_release'  'here':3 'kilroy':1 'was':2
                                     'search_rest'  'been':6 'before':8 'classicprogpsy':1 'cppex':10 'greatest':2 'havent':4 'here':7 'hits':3 'progressive':11 'rock':9 'we':5
                                    'search_combo'  'been':5A,17 'before':7A,19 'classicprogpsy':12 'cppex':21 'greatest':13 'haven':1A 'havent':3A,15 'here':6A,11C,18 'hits':14 'kilroy':9C 'progressive':22 'rock':20 'styx':8B 't':2A 'was':10C 'we':4A,16
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'hard rock', 'rock', 'progressive rock', 'classic rock']
                                        'tag_date'  1983
                                     'discogstags'  ['rock', 'pop rock', 'prog rock']

============================== file details ==============================
                                           'mtime'  1620736176.5661213  (2021-05-11 14:29:36)
                             'size'  5929652