======================== unified (from filesystem) ========================
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                                        'duration'  '232'
                                          'artist'  'Red Elvises'
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                                           'title'  'Winter Reggae'
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '13'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '106.252'
                                             'key'  '6A'
                                        'acoustid'  '4dc00d15-0deb-4e47-88b4-48938a13ac33'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '106.252'
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'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-07-20'
'TIT2' (Title/songname/content description)         'Winter Reggae'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Red Elvises'
'TPE2' (Band/orchestra/accompaniment)               'Red Elvises'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Shooba-Doobah Records'
'TRCK' (Track number/Position in set)               '6/13'
'TSO2'                                              'Red Elvises'
'TSOP' (Performer sort order)                       'Red Elvises'
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'TXXX:lastfmtags'                                   ['surf', 'surf rock', 'psychobilly', 'rockabilly', 'rock', 'russian']
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'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
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========================== row from database ==========================
                                              'id'  1352265
                                            'path'  /data/Music/Bulk/00poprockelectronic/2004 Lunatics & Poets/06 - Winter Raggae.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  232
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  9357324
                                           'mtime'  1620525606
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2004 06 Raggae rock rockabilly or psychobilly
                                      'tag_artist'  Red Elvises
                                     'tag_release'  Lunatics & Poets
                                       'tag_title'  Winter Reggae
                                             'bpm'  106.252
                                    'search_title'  'reggae':2 'winter':1
                                   'search_artist'  'elvises':2 'red':1
                                  'search_release'  'lunatics':1 'poets':2
                                     'search_rest'  '00poprockelectronic':1 '2004':2 'or':6 'psychobilly':7 'raggae':3 'rock':4 'rockabilly':5
                                    'search_combo'  '00poprockelectronic':7 '2004':8 'elvises':4B 'lunatics':5C 'or':12 'poets':6C 'psychobilly':13 'raggae':9 'red':3B 'reggae':2A 'rock':10 'rockabilly':11 'winter':1A
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'surf rock', 'psychobilly', 'rockabilly', 'rock', 'russian']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620525606.0094044  (2021-05-09 04:00:06)
                             'size'  9357324