======================== unified (from filesystem) ========================
                                         'bitrate'  '214.741'
                                        'duration'  '235'
                                          'artist'  'Hooverphonic'
                                     'text_people'  ''
                                         'release'  'Blue Wonder Power Milk'
                                           'title'  'This Strange Effect'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']"
                                     'discogstags'  "['electronic', 'trip hop', 'downtempo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '93.890'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Blue Wonder Power Milk'
'TBPM' (BPM (beats per minute))                     '93.890'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'This Strange Effect'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hooverphonic'
'TRCK' (Track number/Position in set)               '9'
'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:discogstags'                                  ['electronic', 'trip hop', 'downtempo']
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.29 dB'
'TXXX:replaygain_track_peak'                        '0.510562'

========================== row from database ==========================
                                              'id'  1304550
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Hooverphonic/MBZ;#Hooverphonic;#Blue Wonder Power Milk;#09;#This Strange Effect.mp3
                                         'working'  None
                                         'bitrate'  214
                                    'duration_sec'  235
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  6315519
                                           'mtime'  1636910601
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip MBZ;#Hooverphonic;#Blue Milk;#09;#This electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Hooverphonic
                                     'tag_release'  Blue Wonder Power Milk
                                       'tag_title'  This Strange Effect
                                             'bpm'  93.89
                                    'search_title'  'effect':3 'strange':2 'this':1
                                   'search_artist'  'hooverphonic':1
                                  'search_release'  'blue':1 'milk':4 'power':3 'wonder':2
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '09':10,13 'acid':20 'blue':5,8 'downtempo':19 'electronic':15 'hooverphonic':4,7 'hop':17 'jazz':21 'mbz':3,6 'milk':9,12 'or':18 'this':11,14 'trip':16
                                    'search_combo'  '00poprockelectronic':9 '00trip':10 '09':18,21 'acid':28 'blue':5C,13,16 'downtempo':27 'effect':3A 'electronic':23 'hooverphonic':4B,12,15 'hop':25 'jazz':29 'mbz':11,14 'milk':8C,17,20 'or':26 'power':7C 'strange':2A 'this':1A,19,22 'trip':24 'wonder':6C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic', 'trip hop', 'downtempo']

============================== file details ==============================
                                           'mtime'  1636910601.2823877  (2021-11-14 18:23:21)
                             'size'  6315519