======================== unified (from filesystem) ========================
                                         'bitrate'  '188.04'
                                        'duration'  '415'
                                          'artist'  'The Birthday Massacre'
                                     'text_people'  ''
                                         'release'  'Looking Glass'
                                           'title'  'Red Stars (Space Lab mix by Dean Garcia)'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['synth rock', 'electronic', 'industrial', 'gothic', 'female vocalists']"
                                     'discogstags'  "['electronic', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '8'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'eid-goth or gothrock-gothrock'
                                             'bpm'  '118.083'
                                             'key'  '2A'
                                        'acoustid'  '80937e71-9b3d-4b47-be19-2a9285aa6cea'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Looking Glass'
'TBPM' (BPM (beats per minute))                     '118.083'
'TCON' (Content type, a.k.a. Genre)                 'eid-goth or gothrock-gothrock'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-05-06'
'TENC' (Encoded by)                                 'LAME 3.97'
'TIT2' (Title/songname/content description)         'Red Stars (Space Lab mix by Dean Garcia)'
'TKEY' (Initial key)                                '2A'
'TLAN' (Language(s))                                'English'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Birthday Massacre'
'TPE2' (Band/orchestra/accompaniment)               'The Birthday Massacre'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Metropolis Records'
'TRCK' (Track number/Position in set)               '6/8'
'TSO2'                                              'Birthday Massacre, The'
'TSOP' (Performer sort order)                       'Birthday Massacre, The'
'TXXX:ASIN'                                         'B0016MJ2KA'
'TXXX:Acoustid Id'                                  '80937e71-9b3d-4b47-be19-2a9285aa6cea'
'TXXX:BARCODE'                                      '782388054522'
'TXXX:CATALOGNUMBER'                                'MET 545'
'TXXX:MusicBrainz Album Artist Id'                  '83d8a06a-4145-444a-b4ae-49e1e986206f'
'TXXX:MusicBrainz Album Id'                         '83821fa4-2f7a-4367-b5f3-28194d6782e4'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '83d8a06a-4145-444a-b4ae-49e1e986206f'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock']
'TXXX:lastfmtags'                                   ['synth rock', 'electronic', 'industrial', 'gothic', 'female vocalists']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-3.16 dB'
'TXXX:replaygain_track_peak'                        '0.460875'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c87ca2ed-cbb7-46c3-89ea-e045271e684e')

========================== row from database ==========================
                                              'id'  1400283
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/The Birthday Massacre - 2008 - Looking Glass (EP)/6 - Red Starts (Space Lab Mix By Dave Garcia).mp3
                                         'working'  None
                                         'bitrate'  188
                                    'duration_sec'  415
                                           'genre'  eid-goth or gothrock-gothrock
                                        'filesize'  9761759
                                           'mtime'  1620300723
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 2008 (EP) 6 Starts Mix By Dave eid goth or gothrock gothrock
                                      'tag_artist'  The Birthday Massacre
                                     'tag_release'  Looking Glass
                                       'tag_title'  Red Stars (Space Lab mix by Dean Garcia)
                                             'bpm'  118.083
                                    'search_title'  'by':7 'dean':8 'garcia':9,10 'lab':5 'mix':6 'red':1 'space':3,4 'stars':2
                                   'search_artist'  'birthday':2 'massacre':3 'the':1
                                  'search_release'  'glass':2 'looking':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 '2008':6 '6':9 'by':12 'darkwave':4 'dave':13 'eid':14 'ep':7,8 'goth':5 'gothrock':16 'industrial':3 'mix':11 'or':15 'starts':10
                                    'search_combo'  '00dwimp':16 '00ebm':17 '2008':21 '6':24 'birthday':12B 'by':7A,27 'darkwave':19 'dave':28 'dean':8A 'eid':29 'ep':22,23 'garcia':9A,10A 'glass':15C 'goth':20 'gothrock':31 'industrial':18 'lab':5A 'looking':14C 'massacre':13B 'mix':6A,26 'or':30 'red':1A 'space':3A,4A 'stars':2A 'starts':25 'the':11B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['synth rock', 'electronic', 'industrial', 'gothic', 'female vocalists']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'rock']

============================== file details ==============================
                                           'mtime'  1620300723.202721  (2021-05-06 13:32:03)
                             'size'  9761759