======================== unified (from filesystem) ========================
                                         'bitrate'  '224.201'
                                        'duration'  '251'
                                          'artist'  'Jacque Dudon'
                                     'text_people'  ''
                                         'release'  'Gravikords, Whirlies & Pyrophones'
                                           'title'  'Naiades'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-1', 'q-other-4', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['all', 'slightly streamable', 'green box', 'gravikords', 'costello 500']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '132.3'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Gravikords, Whirlies & Pyrophones'
'TBPM' (BPM (beats per minute))                     '132.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Naiades'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jacque Dudon'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['all', 'slightly streamable', 'green box', 'gravikords', 'costello 500']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.59 dB'
'TXXX:replaygain_track_peak'                        '0.554485'

========================== row from database ==========================
                                              'id'  1382444
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tom Nunn - Various - Gravikords, Whirlies & Pyrophones (1998) [V0]/13 - Jacque Dudon - Naiades.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  251
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  7051645
                                           'mtime'  1622801183
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Tom Nunn Various (1998) [V0] 13 electronic experimental oddness
                                      'tag_artist'  Jacque Dudon
                                     'tag_release'  Gravikords, Whirlies & Pyrophones
                                       'tag_title'  Naiades
                                             'bpm'  132.3
                                    'search_title'  'naiades':1
                                   'search_artist'  'dudon':2 'jacque':1
                                  'search_release'  'gravikords':1,2 'pyrophones':4 'whirlies':3
                                     'search_rest'  '1998':4,5 'electronic':8 'experimental':9 'nunn':2 'oddness':10 'tom':1 'v0':6,7 'various':3
                                    'search_combo'  '1998':11,12 'dudon':3B 'electronic':15 'experimental':16 'gravikords':4C,5C 'jacque':2B 'naiades':1A 'nunn':9 'oddness':17 'pyrophones':7C 'tom':8 'v0':13,14 'various':10 'whirlies':6C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['all', 'slightly streamable', 'green box', 'gravikords', 'costello 500']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622801182.5142527  (2021-06-04 12:06:22)
                             'size'  7051645