======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '867'
                                          'artist'  'Tabla Beat Science'
                                     'text_people'  'Eligayehu Shibabaw'
                                         'release'  'live in san fran'
                                           'title'  'Mengedegna'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['world', 'asian underground', 'world fusion', 'tabla', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '129.068'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'live in san fran'
'TBPM' (BPM (beats per minute))                     '129.068'
'TCOM' (Composer)                                   'Eligayehu Shibabaw'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Mengedegna'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Tabla Beat Science'
'TPE2' (Band/orchestra/accompaniment)               'Tabla Beat Science'
'TPUB' (Publisher)                                  'Palm Pictures'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['world', 'asian underground', 'world fusion', 'tabla', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.48 dB'
'TXXX:replaygain_track_peak'                        '0.502692'

========================== row from database ==========================
                                              'id'  927029
                                            'path'  /data/Music/Bulk/00localcharacter/00south-europe-middle-east/Tabla Beat Science/Live In San Fransisco/tabla beat science - live in san francisco disc 2 - 04 - mengedegna.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  867
                                           'genre'  loc-m
                                        'filesize'  20830260
                                           'mtime'  1620526562
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00south europe middle east Live In San Fransisco tabla beat science francisco disc 2 04 mengedegna loc m
                                      'tag_artist'  Tabla Beat Science
                                     'tag_release'  live in san fran
                                       'tag_title'  Mengedegna
                                             'bpm'  129.068
                                    'search_title'  'mengedegna':1
                                   'search_artist'  'beat':2 'science':3 'tabla':1
                                  'search_release'  'fran':4 'in':2 'live':1 'san':3
                                     'search_rest'  '00south':1 '2':14 'beat':10 'disc':13 'east':4 'europe':2 'francisco':12 'fransisco':8 'in':6 'live':5 'loc':16 'm':17 'mengedegna':15 'middle':3 'san':7 'science':11 'tabla':9
                                    'search_combo'  '00south':9 '2':22 'beat':3B,18 'disc':21 'east':12 'europe':10 'fran':8C 'francisco':20 'fransisco':16 'in':6C,14 'live':5C,13 'loc':24 'm':25 'mengedegna':1A,23 'middle':11 'san':7C,15 'science':4B,19 'tabla':2B,17
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['world', 'asian underground', 'world fusion', 'tabla', 'electronic']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620526561.552143  (2021-05-09 04:16:01)
                             'size'  20830260