======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '175'
                                          'artist'  'Nujabes'
                                     'text_people'  ''
                                         'release'  'Modal Soul'
                                           'title'  'Feather (ft. Cise Starr & Akin)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-2', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-3', 'q-drums-3', 'q-other-2', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['jazz hop', 'trip hop', 'hip hop', 'chillout', 'japanese']"
                                     'discogstags'  "['electronic', 'hip hop', 'jazz', 'jazzy hip-hop', 'downtempo', 'cool jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism;loc-asia-japan'
                                             'bpm'  '90.3'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Modal Soul'
'TBPM' (BPM (beats per minute))                     '90.3'
'TCON' (Content type, a.k.a. Genre)                 ['hip hop or rnb or rap or turntablism', 'loc-asia-japan']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Feather (ft. Cise Starr & Akin)'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nujabes'
'TPE2' (Band/orchestra/accompaniment)               'Nujabes'
'TPUB' (Publisher)                                  'Hyde Out Recordings'
'TRCK' (Track number/Position in set)               '01'
'TSOP' (Performer sort order)                       'Nujabes'
'TXXX:ASIN'                                         'B000BRJGKM'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'hip hop', 'jazz', 'jazzy hip-hop', 'downtempo', 'cool jazz']
'TXXX:lastfmtags'                                   ['jazz hop', 'trip hop', 'hip hop', 'chillout', 'japanese']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.81 dB'
'TXXX:replaygain_track_peak'                        '0.304872'

========================== row from database ==========================
                                              'id'  1306360
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Nujabes - 2005 - Modal Soul [320]/01. Nujabes - Feather (ft. Cise Starr & Akin).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  175
                                           'genre'  hip hop or rnb or rap or turntablism;loc-asia-japan
                                        'filesize'  7020004
                                           'mtime'  1620586292
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 2005 [320] 01. hip hop or rnb or rap or turntablism;loc asia japan
                                      'tag_artist'  Nujabes
                                     'tag_release'  Modal Soul
                                       'tag_title'  Feather (ft. Cise Starr & Akin)
                                             'bpm'  90.3
                                    'search_title'  'akin':6,7 'cise':4 'feather':1 'ft':2,3 'starr':5
                                   'search_artist'  'nujabes':1
                                  'search_release'  'modal':1 'soul':2
                                     'search_rest'  '01':8,9 '2005':5 '320':6,7 'asia':17 'hip':10 'hiphop':1 'hop':11 'japan':18 'loc':14,16 'or':12 'rap':2 'rnb':3 'turntablism':4,13,15
                                    'search_combo'  '01':18,19 '2005':15 '320':16,17 'akin':6A,7A 'asia':27 'cise':4A 'feather':1A 'ft':2A,3A 'hip':20 'hiphop':11 'hop':21 'japan':28 'loc':24,26 'modal':9C 'nujabes':8B 'or':22 'rap':12 'rnb':13 'soul':10C 'starr':5A 'turntablism':14,23,25
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz hop', 'trip hop', 'hip hop', 'chillout', 'japanese']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'hip hop', 'jazz', 'jazzy hip-hop', 'downtempo', 'cool jazz']

============================== file details ==============================
                                           'mtime'  1620586291.614058  (2021-05-09 20:51:31)
                             'size'  7020004