======================== unified (from filesystem) ========================
                                         'bitrate'  '155.236'
                                        'duration'  '398'
                                          'artist'  'Nintendo'
                                     'text_people'  ''
                                         'release'  'Super Smash Bros. Brawl OST'
                                           'title'  'Calling To the Night'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['video game music', 'game music', 'soundtrack', 'game', 'video game']"
                                     'discogstags'  "['punk', 'indie rock', 'experimental', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '214'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'soundtrack-game'
                                             'bpm'  '145.163'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Super Smash Bros. Brawl OST'
'TBPM' (BPM (beats per minute))                     '145.163'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-game'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         ['Calling To the Night', 'Calling To the Night [Metal Gear: Portable Ops]']
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'Nintendo'
'TPE2' (Band/orchestra/accompaniment)               'Nintendo'
'TRCK' (Track number/Position in set)               '214'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['punk', 'indie rock', 'experimental', 'rock']
'TXXX:lastfmtags'                                   ['video game music', 'game music', 'soundtrack', 'game', 'video game']
'TXXX:other'                                        'Metal Gear_ Portable Ops'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.91 dB'
'TXXX:replaygain_track_peak'                        '0.441240'

========================== row from database ==========================
                                              'id'  1202531
                                            'path'  /data/Music/Bulk/0soundtrack/Super Smash Bros. Brawl OST/214 Calling To the Night [Metal Gear_ Portable Ops].mp3
                                         'working'  None
                                         'bitrate'  155
                                    'duration_sec'  398
                                           'genre'  soundtrack-game
                                        'filesize'  7739322
                                           'mtime'  1620532931
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack 214 [Metal Gear_ Portable Ops] soundtrack game
                                      'tag_artist'  Nintendo
                                     'tag_release'  Super Smash Bros. Brawl OST
                                       'tag_title'  Calling To the Night
                                             'bpm'  145.163
                                    'search_title'  'calling':1 'night':4 'the':3 'to':2
                                   'search_artist'  'nintendo':1
                                  'search_release'  'brawl':5 'bros':3,4 'ost':6 'smash':2 'super':1
                                     'search_rest'  '0soundtrack':1 '214':2 'game':10 'gear':5 'metal':3,4 'ops':7,8 'portable':6 'soundtrack':9
                                    'search_combo'  '0soundtrack':12 '214':13 'brawl':10C 'bros':8C,9C 'calling':1A 'game':21 'gear':16 'metal':14,15 'night':4A 'nintendo':5B 'ops':18,19 'ost':11C 'portable':17 'smash':7C 'soundtrack':20 'super':6C 'the':3A 'to':2A
                                    'tag_tracknum'  214
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['video game music', 'game music', 'soundtrack', 'game', 'video game']
                                        'tag_date'  2005
                                     'discogstags'  ['punk', 'indie rock', 'experimental', 'rock']

============================== file details ==============================
                                           'mtime'  1620532931.306662  (2021-05-09 06:02:11)
                             'size'  7739322