======================== unified (from filesystem) ========================
                                         'bitrate'  '246.063'
                                        'duration'  '155'
                                          'artist'  'Takeshi Terauchi'
                                     'text_people'  'Sugiyama Koichi'
                                         'release'  'The Complete Collection'
                                           'title'  'Guitar In Tears (Namida-no Gita)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'eleki', 'japanese', 'surf rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '101.717'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Complete Collection'
'TBPM' (BPM (beats per minute))                     '101.717'
'TCOM' (Composer)                                   'Sugiyama Koichi'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TIT2' (Title/songname/content description)         'Guitar In Tears (Namida-no Gita)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Takeshi Terauchi'
'TPE2' (Band/orchestra/accompaniment)               'Takeshi Terauchi'
'TRCK' (Track number/Position in set)               '14'
'TXXX:DATE'                                         '1998'
'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', 'eleki', 'japanese', 'surf rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.68 dB'
'TXXX:replaygain_track_peak'                        '0.498160'

========================== row from database ==========================
                                              'id'  1420252
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/The Blue Jeans - Complete Collection/14. Guitar In Tears (Namida-no Gita).mp3
                                         'working'  None
                                         'bitrate'  246
                                    'duration_sec'  155
                                           'genre'  rock-pop-surf
                                        'filesize'  4770945
                                           'mtime'  1620737154
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Blue Jeans 14. rock pop surf
                                      'tag_artist'  Takeshi Terauchi
                                     'tag_release'  The Complete Collection
                                       'tag_title'  Guitar In Tears (Namida-no Gita)
                                             'bpm'  101.717
                                    'search_title'  'gita':7,8 'guitar':1 'in':2 'namida':4 'namidano':6 'no':5 'tears':3
                                   'search_artist'  'takeshi':1 'terauchi':2
                                  'search_release'  'collection':3 'complete':2 'the':1
                                     'search_rest'  '14':7,8 'blue':5 'garage':2 'jeans':6 'pop':10 'punk':1 'rock':9 'stoner':4 'surf':3
                                    'search_combo'  '14':20,21 'blue':18 'collection':13C 'complete':12C 'garage':15 'gita':7A,8A 'guitar':1A 'in':2A 'jeans':19 'namida':4A 'namidano':6A 'no':5A 'pop':23 'punk':14 'rock':22 'stoner':17 'surf':16 'takeshi':9B 'tears':3A 'terauchi':10B 'the':11C
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'eleki', 'japanese', 'surf rock']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737154.4134085  (2021-05-11 14:45:54)
                             'size'  4770945