======================== unified (from filesystem) ========================
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                            'musicbrainz_artistid'  ''
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                                     'tracknumber'  '12'
                                      'tracktotal'  '24'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
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'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994-05-10'
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'TPE2' (Band/orchestra/accompaniment)               'DEVO'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Virgin'
'TRCK' (Track number/Position in set)               '12/24'
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'TSOP' (Performer sort order)                       'DEVO'
'TSRC' (ISRC (international standard recording code))  'USWB10000038/USWB11000428'
'TSSE' (Software/Hardware and settings used for encoding)  'iTunes v7.7.0.43'
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'TXXX:Artists'                                      'DEVO'
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'TXXX:discogstags'                                  ['new wave', 'electronic']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'rock']
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '4'
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'TXXX:q-vocals'                                     '3'
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========================== row from database ==========================
                                              'id'  1481467
                                            'path'  /data/Music/Bulk/00poprockelectronic/Duty Now For The Future_New Traditionali/12 Smart Patrol_Mr. Dna.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  366
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  7411184
                                           'mtime'  1620569142
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic For The Future_New 12 Patrol_Mr. Dna electronic we new wave post punk
                                      'tag_artist'  DEVO
                                     'tag_release'  Duty Now for the Future / New Traditionalists
                                       'tag_title'  Smart Patrol / Mr. DNA
                                             'bpm'  139.0
                                    'search_title'  'dna':5 'mr':3,4 'patrol':2 'smart':1
                                   'search_artist'  'devo':1
                                  'search_release'  'duty':1 'for':3 'future':5 'new':6 'now':2 'the':4 'traditionalists':7
                                     'search_rest'  '00poprockelectronic':1 'dna':10 'electronic':11 'for':2 'future':4 'mr':7,9 'new':5,13 'patrol':6,8 'post':15 'punk':16 'the':3 'wave':14 'we':12
                                    'search_combo'  '00poprockelectronic':14 'devo':6B 'dna':5A,23 'duty':7C 'electronic':24 'for':9C,15 'future':11C,17 'mr':3A,4A,20,22 'new':12C,18,26 'now':8C 'patrol':2A,19,21 'post':28 'punk':29 'smart':1A 'the':10C,16 'traditionalists':13C 'wave':27 'we':25
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-piano-1', 'Q-CHART-3', 'q-drums-4', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'rock']
                                        'tag_date'  1994
                                     'discogstags'  ['new wave', 'electronic']

============================== file details ==============================
                                           'mtime'  1620569142.2288704  (2021-05-09 16:05:42)
                             'size'  7411184