======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '79'
                                          'artist'  'Fridge'
                                     'text_people'  ''
                                         'release'  'Semaphore'
                                           'title'  'There Is No Try'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'electronic', 'post rock', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '13'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic;electronic-experimental'
                                             'bpm'  '109.2'
                                             'key'  '3A'
                                        'acoustid'  '7dc13aa4-c46c-4d9e-b6df-64424dba5248'
rest: ''

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

'COMM::eng'                                         'hasjhead'
'PRIV:AverageLevel:Õ\x1a\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xd5\x1a\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Semaphore'
'TBPM' (BPM (beats per minute))                     '109.2'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'electronic-experimental']
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998-03-16'
'TIT2' (Title/songname/content description)         'There Is No Try'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Fridge'
'TPE2' (Band/orchestra/accompaniment)               'Fridge'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Output Recordings'
'TRCK' (Track number/Position in set)               '12/13'
'TSO2'                                              'Fridge'
'TSOP' (Performer sort order)                       'Fridge'
'TXXX:ASIN'                                         'B000024WX9'
'TXXX:Acoustid Id'                                  '7dc13aa4-c46c-4d9e-b6df-64424dba5248'
'TXXX:BARCODE'                                      '5019148616146'
'TXXX:CATALOGNUMBER'                                'OPRCD12'
'TXXX:MusicBrainz Album Artist Id'                  '601b575c-9ef8-45a7-81df-3bc48216ca5f'
'TXXX:MusicBrainz Album Id'                         '443d81cd-705c-4e6a-b975-8451e9740a17'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '601b575c-9ef8-45a7-81df-3bc48216ca5f'
'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'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'post rock', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.98 dB'
'TXXX:replaygain_track_peak'                        '0.623317'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'81a57ec9-116b-40f0-9289-4e28c02301a3')

========================== row from database ==========================
                                              'id'  1373481
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Fridge - 1998 - Semaphore (Output) [vBr]/12 - there is no try.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  79
                                           'genre'  electronic;electronic-experimental
                                        'filesize'  1592481
                                           'mtime'  1636913125
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer 1998 (Output) [vBr] 12 there is no try electronic;electronic experimental
                                      'tag_artist'  Fridge
                                     'tag_release'  Semaphore
                                       'tag_title'  There Is No Try
                                             'bpm'  109.2
                                    'search_title'  'is':2 'no':3 'there':1 'try':4
                                   'search_artist'  'fridge':1
                                  'search_release'  'semaphore':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '1998':3 'br':19,20 'electronic':12,13,14,15 'experimental':16 'is':9 'no':10 'output':4,5 'there':8 'try':11 'v':17,18 'vbr':6,7
                                    'search_combo'  '00calmer':8 '00poprockelectronic':7 '1998':9 'br':25,26 'electronic':18,19,20,21 'experimental':22 'fridge':5B 'is':2A,15 'no':3A,16 'output':10,11 'semaphore':6C 'there':1A,14 'try':4A,17 'v':23,24 'vbr':12,13
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['electronica', 'electronic', 'post rock', 'experimental', 'ambient']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636913125.1705673  (2021-11-14 19:05:25)
                             'size'  1592481