======================== unified (from filesystem) ========================
                                         'bitrate'  '243.142'
                                        'duration'  '265'
                                          'artist'  'Sia'
                                     'text_people'  'Sia Furler and Henry Binns'
                                         'release'  'Some People Have Real Problems'
                                           'title'  'Electric Bird'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-vocals-2', 'q-mixbeat-3', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['indie', 'downtempo', 'trip hop', 'female vocalists', 'chillout']"
                                     'discogstags'  "['rock', 'funk / soul', 'pop', 'pop rock', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '107.778'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'After a smattering of succes'
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'TALB' (Album/Movie/Show title)                     'Some People Have Real Problems'
'TBPM' (BPM (beats per minute))                     '107.778'
'TCOM' (Composer)                                   'Sia Furler and Henry Binns'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'Winamp 5.52'
'TIT2' (Title/songname/content description)         'Electric Bird'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sia'
'TPE2' (Band/orchestra/accompaniment)               'Sia'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Hear Music'
'TRCK' (Track number/Position in set)               '11'
'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:discogstags'                                  ['rock', 'funk / soul', 'pop', 'pop rock', 'funk']
'TXXX:lastfmtags'                                   ['indie', 'downtempo', 'trip hop', 'female vocalists', 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.28 dB'
'TXXX:replaygain_track_peak'                        '0.355505'
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========================== row from database ==========================
                                              'id'  1305222
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Sia/Some People Have Real Problems/11 Electric Bird.mp3
                                         'working'  None
                                         'bitrate'  243
                                    'duration_sec'  265
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  8143871
                                           'mtime'  1636910922
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip 11 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Sia
                                     'tag_release'  Some People Have Real Problems
                                       'tag_title'  Electric Bird
                                             'bpm'  107.778
                                    'search_title'  'bird':2 'electric':1
                                   'search_artist'  'sia':1
                                  'search_release'  'have':3 'people':2 'problems':5 'real':4 'some':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 'acid':8 'downtempo':7 'electronic':3 'hop':5 'jazz':9 'or':6 'trip':4
                                    'search_combo'  '00poprockelectronic':9 '00trip':10 'acid':16 'bird':2A 'downtempo':15 'electric':1A 'electronic':11 'have':6C 'hop':13 'jazz':17 'or':14 'people':5C 'problems':8C 'real':7C 'sia':3B 'some':4C 'trip':12
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'downtempo', 'trip hop', 'female vocalists', 'chillout']
                                        'tag_date'  2008
                                     'discogstags'  ['rock', 'funk / soul', 'pop', 'pop rock', 'funk']

============================== file details ==============================
                                           'mtime'  1636910921.7777367  (2021-11-14 18:28:41)
                             'size'  8143871