======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '273'
                                          'artist'  'billy cobham'
                                     'text_people'  ''
                                         'release'  'Acid Jazz n° 61'
                                           'title'  'africas sound'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['fip', 'jazz fusion', 'jazz', 'fusion', 'drums', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '90.2'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Acid Jazz n° 61'
'TBPM' (BPM (beats per minute))                     '90.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'africas sound'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'billy cobham'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Mp3gain_minmax'                               '061,207'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'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:Tracknum'                                     '01'
'TXXX:lastfmtags'                                   ['fip', 'jazz fusion', 'jazz', 'fusion', 'drums', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.30 dB'
'TXXX:replaygain_track_peak'                        '0.616387'

========================== row from database ==========================
                                              'id'  1364643
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/universal funk - Acid Jazz n° 61 (New Sounds 2000, 2001) [192k]/01-billy_cobham-africas_sound.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  273
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  6554676
                                           'mtime'  1636911189
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip universal funk (New Sounds 2000, 2001) [192k] 01 billy_cobham africas_sound electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  billy cobham
                                     'tag_release'  Acid Jazz n° 61
                                       'tag_title'  africas sound
                                             'bpm'  90.2
                                    'search_title'  'africas':1 'sound':2
                                   'search_artist'  'billy':1 'cobham':2
                                  'search_release'  '61':4 'acid':1 'jazz':2 'n':3
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '192k':12,13 '2000':8,9 '2001':10,11 'acid':23 'africas':16 'billy':14 'cobham':15 'downtempo':22 'electronic':18 'funk':4 'hop':20 'jazz':24 'new':5,6 'or':21 'sound':17 'sounds':7 'trip':19 'universal':3
                                    'search_combo'  '00poprockelectronic':9 '00trip':10 '192k':20,21 '2000':16,17 '2001':18,19 '61':8C 'acid':5C,31 'africas':1A,24 'billy':3B,22 'cobham':4B,23 'downtempo':30 'electronic':26 'funk':12 'hop':28 'jazz':6C,32 'n':7C 'new':13,14 'or':29 'sound':2A,25 'sounds':15 'trip':27 'universal':11
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['fip', 'jazz fusion', 'jazz', 'fusion', 'drums', 'funk']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911189.1447918  (2021-11-14 18:33:09)
                             'size'  6554676