======================== unified (from filesystem) ========================
                                         'bitrate'  '122.987'
                                        'duration'  '214'
                                          'artist'  'Haruomi Hosono & The Yellow Magic Band'
                                     'text_people'  ''
                                         'release'  'Dimitri - Folk, Rock & Guitar'
                                           'title'  'Japanese Rhumba'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '115.3'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Folk, Rock & Guitar'
'TBPM' (BPM (beats per minute))                     '115.3'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TIT2' (Title/songname/content description)         'Japanese Rhumba'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Haruomi Hosono & The Yellow Magic Band'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.01 dB'
'TXXX:replaygain_track_peak'                        '0.830841'
'TXXX:youtube'                                      'VzN90e8qMrk'

========================== row from database ==========================
                                              'id'  1477331
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/FolkRockGuitar/Haruomi (Harry) Hosono & The Yellow Magic Band - Japanese Rhumba-VzN90e8qMrk.mp3
                                         'working'  None
                                         'bitrate'  122
                                    'duration_sec'  214
                                           'genre'  ifs-songwriter
                                        'filesize'  3295707
                                           'mtime'  1637330696
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm FolkRockGuitar (Harry) VzN90e8qMrk ifs songwriter
                                      'tag_artist'  Haruomi Hosono & The Yellow Magic Band
                                     'tag_release'  Dimitri - Folk, Rock & Guitar
                                       'tag_title'  Japanese Rhumba
                                             'bpm'  115.3
                                    'search_title'  'japanese':1 'rhumba':2
                                   'search_artist'  'band':6 'haruomi':1 'hosono':2 'magic':5 'the':3 'yellow':4
                                  'search_release'  'dimitri':1 'folk':2,3 'guitar':5 'rock':4
                                     'search_rest'  'folk':7 'folkrockguitar':1 'guitar':9 'harry':2,3 'ifs':5 'mrk':12 'n90e8q':11 'rock':8 'songwriter':6 'vz':10 'vzn90e8qmrk':4
                                    'search_combo'  'band':8B 'dimitri':9C 'folk':10C,11C,20 'folkrockguitar':14 'guitar':13C,22 'harry':15,16 'haruomi':3B 'hosono':4B 'ifs':18 'japanese':1A 'magic':7B 'mrk':25 'n90e8q':24 'rhumba':2A 'rock':12C,21 'songwriter':19 'the':5B 'vz':23 'vzn90e8qmrk':17 'yellow':6B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330696.3083658  (2021-11-19 15:04:56)
                             'size'  3295707