======================== unified (from filesystem) ========================
                                         'bitrate'  '149.74'
                                        'duration'  '74'
                                          'artist'  'Brian and Harlan'
                                     'text_people'  ''
                                         'release'  'Calling All Fiends'
                                           'title'  '2 3 Tricky 1 (fast mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '31'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '143.2'
                                             'key'  '6A'
                                        'acoustid'  '7ccc3168-48bf-461f-8ab0-d48224af6e2e'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Calling All Fiends'
'TBPM' (BPM (beats per minute))                     '143.2'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         '2 3 Tricky 1 (fast mix)'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Brian and Harlan'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Oddio Overplay'
'TRCK' (Track number/Position in set)               '17/31'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Brian and Harlan'
'TXXX:Acoustid Id'                                  '7ccc3168-48bf-461f-8ab0-d48224af6e2e'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'd7815d1e-0bff-4fea-8565-e176466ada7f'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '07c26f16-bd6c-497a-8519-ffc2e23b20e7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.19 dB'
'TXXX:replaygain_track_peak'                        '0.499022'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0f7b82d2-2483-439e-84a9-4cfeca374d3d')

========================== row from database ==========================
                                              'id'  1370526
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Lenkei - Calling All Fiends ~ frightening, damaging and disturbing (Oddio Overplay, 2006) [vBr]/17_-_brian_and_harlan_-_2_3_tricky_1_fast_mix_vbr.mp3
                                         'working'  None
                                         'bitrate'  149
                                    'duration_sec'  74
                                           'genre'  electronic-unsorted
                                        'filesize'  1389489
                                           'mtime'  1621853240
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Lenkei ~ frightening, damaging disturbing (Oddio Overplay, 2006) [vBr] 17_ _brian_and_harlan_ _2_3_tricky_1_fast_mix_vbr electronic unsorted
                                      'tag_artist'  Brian and Harlan
                                     'tag_release'  Calling All Fiends
                                       'tag_title'  2 3 Tricky 1 (fast mix)
                                             'bpm'  143.2
                                    'search_title'  '1':4 '2':1 '3':2 'fast':5,6 'mix':7,8 'tricky':3
                                   'search_artist'  'and':2 'brian':1 'harlan':3
                                  'search_release'  'all':2 'calling':1 'fiends':3
                                     'search_rest'  '1':21 '17':14 '2':18 '2006':10,11 '3':19 'and':16 'br':29,30 'brian':15 'damaging':4 'disturbing':5 'electronic':25 'fast':22 'frightening':2,3 'harlan':17 'lenkei':1 'mix':23 'oddio':6,7 'overplay':8,9 'tricky':20 'unsorted':26 'v':27,28 'vbr':12,13,24
                                    'search_combo'  '1':4A,35 '17':28 '2':1A,32 '2006':24,25 '3':2A,33 'all':13C 'and':10B,30 'br':43,44 'brian':9B,29 'calling':12C 'damaging':18 'disturbing':19 'electronic':39 'fast':5A,6A,36 'fiends':14C 'frightening':16,17 'harlan':11B,31 'lenkei':15 'mix':7A,8A,37 'oddio':20,21 'overplay':22,23 'tricky':3A,34 'unsorted':40 'v':41,42 'vbr':26,27,38
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621853239.7717555  (2021-05-24 12:47:19)
                             'size'  1389489