======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '139'
                                          'artist'  'The Surfaris'
                                     'text_people'  ''
                                         'release'  'Rock Instrumental Classics, Volume 5: Surf'
                                           'title'  'Point Panic'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['surf', 'instrumental', '60s', 'surf rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '18'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '118.915'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rock Instrumental Classics, Volume 5: Surf'
'TBPM' (BPM (beats per minute))                     '118.915'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1994'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Point Panic'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Surfaris'
'TRCK' (Track number/Position in set)               '14/18'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['surf', 'instrumental', '60s', 'surf rock', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.68 dB'
'TXXX:replaygain_track_peak'                        '0.449786'

========================== row from database ==========================
                                              'id'  1282141
                                            'path'  /data/Music/Bulk/00poprockelectronic/Surfaris/The Surfaris/Rock Instrumental Classics, Volume 5_ Surf/14 Point Panic.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  139
                                           'genre'  rock-pop-surf
                                        'filesize'  4454762
                                           'mtime'  1620737319
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 5_ 14 rock pop surf
                                      'tag_artist'  The Surfaris
                                     'tag_release'  Rock Instrumental Classics, Volume 5: Surf
                                       'tag_title'  Point Panic
                                             'bpm'  118.915
                                    'search_title'  'panic':2 'point':1
                                   'search_artist'  'surfaris':2 'the':1
                                  'search_release'  '5':6,7 'classics':3,4 'instrumental':2 'rock':1 'surf':8 'volume':5
                                     'search_rest'  '00poprockelectronic':1 '5':2 'pop':4 'rock':3 'surf':5
                                    'search_combo'  '00poprockelectronic':13 '5':10C,11C,14 'classics':7C,8C 'instrumental':6C 'panic':2A 'point':1A 'pop':16 'rock':5C,15 'surf':12C,17 'surfaris':4B 'the':3B 'volume':9C
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'instrumental', '60s', 'surf rock', 'rock']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737318.6810462  (2021-05-11 14:48:38)
                             'size'  4454762