======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '211'
                                          'artist'  'Dictaphone'
                                     'text_people'  ''
                                         'release'  'M.=Addiction'
                                           'title'  'M.=Addiction'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['idm', 'electronic', 'minimal', 'experimental', 'ambient']"
                                     'discogstags'  "['abstract', 'future jazz', 'experimental', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '11'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '137.758'
                                             'key'  '8A'
                                        'acoustid'  'b2233b36-e1f0-4975-8923-5936b1024d78'
rest: ''

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

'COMM::eng'                                         'city centre offices - towerblock 010'
'COMM:ID3v1 Comment:XXX'                            'city centre offices - towerb'
'TALB' (Album/Movie/Show title)                     'M.=Addiction'
'TBPM' (BPM (beats per minute))                     '137.758'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-11-15'
'TIT2' (Title/songname/content description)         'M.=Addiction'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Dictaphone'
'TPE2' (Band/orchestra/accompaniment)               'Dictaphone'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'City Centre Offices'
'TRCK' (Track number/Position in set)               '1/11'
'TSO2'                                              'Dictaphone'
'TSOP' (Performer sort order)                       'Dictaphone'
'TXXX:ASIN'                                         'B00007J505'
'TXXX:Acoustid Id'                                  'b2233b36-e1f0-4975-8923-5936b1024d78'
'TXXX:CATALOGNUMBER'                                'TOWERBLOCK 010 CD'
'TXXX:MusicBrainz Album Artist Id'                  'd99a231c-bfb8-40d1-b554-d3023c1ca745'
'TXXX:MusicBrainz Album Id'                         '5aa834f4-70eb-4628-9ca2-83022b990c6b'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'd99a231c-bfb8-40d1-b554-d3023c1ca745'
'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'                                  ['abstract', 'future jazz', 'experimental', 'electronic']
'TXXX:lastfmtags'                                   ['idm', 'electronic', 'minimal', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.600403'

========================== row from database ==========================
                                              'id'  1351832
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/dictaphone - m.=addiction/01 - m.=addiction.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  211
                                           'genre'  electronic-ambient
                                        'filesize'  5069603
                                           'mtime'  1636911003
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer dictaphone m.=addiction 01 m.=addiction electronic ambient
                                      'tag_artist'  Dictaphone
                                     'tag_release'  M.=Addiction
                                       'tag_title'  M.=Addiction
                                             'bpm'  137.758
                                    'search_title'  'addiction':2,4 'm':1,3
                                   'search_artist'  'dictaphone':1
                                  'search_release'  'addiction':2,4 'm':1,3
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'addiction':5,7 'ambient':9 'dictaphone':3 'electronic':8 'm':4,6
                                    'search_combo'  '00calmer':11 '00poprockelectronic':10 'addiction':2A,4A,7C,9C,14,16 'ambient':18 'dictaphone':5B,12 'electronic':17 'm':1A,3A,6C,8C,13,15
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           '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-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['idm', 'electronic', 'minimal', 'experimental', 'ambient']
                                        'tag_date'  2002
                                     'discogstags'  ['abstract', 'future jazz', 'experimental', 'electronic']

============================== file details ==============================
                                           'mtime'  1636911003.2801602  (2021-11-14 18:30:03)
                             'size'  5069603