======================== unified (from filesystem) ========================
                                         'bitrate'  '227.257'
                                        'duration'  '40'
                                          'artist'  'Dr. Lektroluv'
                                     'text_people'  ''
                                         'release'  'Dr. Lektroluv: Live @ Extrema'
                                           'title'  'Intro'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'Q-PLAY-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['belgium', 'electronica', 'electro', 'electronic', 'belgian']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '130.819'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dr. Lektroluv: Live @ Extrema'
'TBPM' (BPM (beats per minute))                     '130.819'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Intro'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dr. Lektroluv'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:WM/EncodingTime'                              '1296359168'
'TXXX:WM/MediaPrimaryClassID'                       '{D1607DBC-E323-4BE2-86A1-48A42A28441E}'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['belgium', 'electronica', 'electro', 'electronic', 'belgian']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.28 dB'
'TXXX:replaygain_track_peak'                        '0.620625'

========================== row from database ==========================
                                              'id'  1458506
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/Dr. Lektroluv/LektroLuv live at Extrema outdoor 2006/01 Intro.mp3
                                         'working'  None
                                         'bitrate'  227
                                    'duration_sec'  40
                                           'genre'  electronic-we-electro
                                        'filesize'  1163264
                                           'mtime'  1621696726
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop LektroLuv live at outdoor 2006 01 electronic we electro
                                      'tag_artist'  Dr. Lektroluv
                                     'tag_release'  Dr. Lektroluv: Live @ Extrema
                                       'tag_title'  Intro
                                             'bpm'  130.819
                                    'search_title'  'intro':1
                                   'search_artist'  'dr':1,2 'lektroluv':3
                                  'search_release'  'dr':1,2 'extrema':6 'lektroluv':3,4 'live':5
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 '2006':9 'at':7 'electro':12 'electronic':10 'electropop':3 'lektro':13 'lektroluv':5 'live':6 'luv':14 'outdoor':8 'synthpop':4 'we':11
                                    'search_combo'  '00electro':12 '00poprockelectronic':11 '2006':19 'at':17 'dr':2B,3B,5C,6C 'electro':22 'electronic':20 'electropop':13 'extrema':10C 'intro':1A 'lektro':23 'lektroluv':4B,7C,8C,15 'live':9C,16 'luv':24 'outdoor':18 'synthpop':14 'we':21
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-4', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['belgium', 'electronica', 'electro', 'electronic', 'belgian']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696726.0708923  (2021-05-22 17:18:46)
                             'size'  1163264