======================== unified (from filesystem) ========================
                                         'bitrate'  '208.876'
                                        'duration'  '327'
                                          'artist'  'Andy Rehfeldt'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Carcass-Corporal Jigsore Quandary (Radio D#$&ey Version)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-4', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['death metal', 'jazz', 'metal', 'cover', 'parody']"
                                     'discogstags'  ("['classical', 'jazz', 'contemporary', 'art rock', 'rock', 'jazz-rock', "
 "'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'set-th-novelty-styledcovers;set-cover or covered'
                                             'bpm'  '104.9'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '104.9'
'TCON' (Content type, a.k.a. Genre)                 ['set-th-novelty-styledcovers', 'set-cover or covered']
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Carcass-Corporal Jigsore Quandary (Radio D#$&ey Version)'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Andy Rehfeldt'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '2'
'TXXX:compatible_brands'                            'isomiso2avc1mp41'
'TXXX:discogstags'                                  ['classical',
 'jazz',
 'contemporary',
 'art rock',
 'rock',
 'jazz-rock',
 'experimental']
'TXXX:lastfmtags'                                   ['death metal', 'jazz', 'metal', 'cover', 'parody']
'TXXX:major_brand'                                  'isom'
'TXXX:minor_version'                                '512'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.88 dB'
'TXXX:replaygain_track_peak'                        '0.915433'

========================== row from database ==========================
                                              'id'  974326
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/AndyRehfeldt/Radio Disney/Carcass-Corporal Jigsore Quandary(Radio D#$&ey Version)-mDBqe_yCKv8.mp4.mp3
                                         'working'  None
                                         'bitrate'  209
                                    'duration_sec'  327
                                           'genre'  set-th-novelty-styledcovers;set-cover or covered
                                        'filesize'  8565506
                                           'mtime'  1642256843
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm AndyRehfeldt Disney Quandary(Radio mDBqe_yCKv8.mp4 set th novelty styledcovers;set cover covered
                                      'tag_artist'  Andy Rehfeldt
                                     'tag_release'  None
                                       'tag_title'  Carcass-Corporal Jigsore Quandary (Radio D#$&ey Version)
                                             'bpm'  104.9
                                    'search_title'  'carcass':1 'carcasscorporal':3 'corporal':2 'd':8,10 'ey':9,11 'jigsore':4 'quandary':5 'radio':6,7 'version':12,13
                                   'search_artist'  'andy':1 'rehfeldt':2
                                  'search_release'  
                                     'search_rest'  'andy':20 'andyrehfeldt':1 'ckv8':25 'ckv8mp4':27 'cover':18 'covered':19 'dbqe':23 'disney':2 'm':22 'mdbqe':6,9 'mp4':8,26 'novelty':13 'quandary':3 'quandaryradio':5 'radio':4 'rehfeldt':21 'set':11,15,17 'styledcovers':14,16 'th':12 'y':24 'yckv8':7 'yckv8mp4':10
                                    'search_combo'  'andy':14B,35 'andyrehfeldt':16 'carcass':1A 'carcasscorporal':3A 'ckv8':40 'ckv8mp4':42 'corporal':2A 'cover':33 'covered':34 'd':8A,10A 'dbqe':38 'disney':17 'ey':9A,11A 'jigsore':4A 'm':37 'mdbqe':21,24 'mp4':23,41 'novelty':28 'quandary':5A,18 'quandaryradio':20 'radio':6A,7A,19 'rehfeldt':15B,36 'set':26,30,32 'styledcovers':29,31 'th':27 'version':12A,13A 'y':39 'yckv8':22 'yckv8mp4':25
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-4', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['death metal', 'jazz', 'metal', 'cover', 'parody']
                                        'tag_date'  2010
                                     'discogstags'  ['classical', 'jazz', 'contemporary', 'art rock', 'rock', 'jazz-rock', 'experimental']

============================== file details ==============================
                                           'mtime'  1642256842.936834  (2022-01-15 15:27:22)
                             'size'  8565506