======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '42'
                                          'artist'  'Fantastic Plastic Machine'
                                     'text_people'  ''
                                         'release'  'the fantastic plastic machine'
                                           'title'  'bon voyage'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  ('prerock-jb-jazz-lounge or exotica or '
 'bossa;loc-asia-japan;set-pl-shirleyspinoza;set-pl-mor')
                                             'bpm'  '127.3'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'the fantastic plastic machine'
'TBPM' (BPM (beats per minute))                     '127.3'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-lounge or exotica or bossa',
 'loc-asia-japan',
 'set-pl-shirleyspinoza',
 'set-pl-mor']
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'bon voyage'
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '42997'
'TPE1' (Lead performer(s)/Soloist(s))               'Fantastic Plastic Machine'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.51 dB'
'TXXX:replaygain_track_peak'                        '0.596871'

========================== row from database ==========================
                                              'id'  1362061
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Fantastic Plastic Machine - 1998 - The Fantastic Plastic Machine (Nippon Columbia) [128k]/[01] bon voyage.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  42
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa;loc-asia-japan;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  696192
                                           'mtime'  1620528712
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1998 The (Nippon Columbia) [128k] [01] prerock jb jazz lounge or exotica or bossa;loc asia japan;set shirleyspinoza;set mor
                                      'tag_artist'  Fantastic Plastic Machine
                                     'tag_release'  the fantastic plastic machine
                                       'tag_title'  bon voyage
                                             'bpm'  127.3
                                    'search_title'  'bon':1 'voyage':2
                                   'search_artist'  'fantastic':1 'machine':3 'plastic':2
                                  'search_release'  'fantastic':2 'machine':4 'plastic':3 'the':1
                                     'search_rest'  '01':13,14 '128k':11,12 '1998':5 'asia':23 'bossa':19,21 'columbia':9,10 'country':4 'exotica':2 'japan':24,26 'jazz':1 'jb':16 'loc':20,22 'lounge':17 'mor':32 'nippon':7,8 'oldies':3 'or':18 'prerock':15 'set':25,27,29,31 'shirleyspinoza':28,30 'the':6
                                    'search_combo'  '01':22,23 '128k':20,21 '1998':14 'asia':32 'bon':1A 'bossa':28,30 'columbia':18,19 'country':13 'exotica':11 'fantastic':3B,7C 'japan':33,35 'jazz':10 'jb':25 'loc':29,31 'lounge':26 'machine':5B,9C 'mor':41 'nippon':16,17 'oldies':12 'or':27 'plastic':4B,8C 'prerock':24 'set':34,36,38,40 'shirleyspinoza':37,39 'the':6C,15 'voyage':2A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528711.8130784  (2021-05-09 04:51:51)
                             'size'  696192