======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '283'
                                          'artist'  'The Future Sound of London'
                                     'text_people'  ''
                                         'release'  'The Isness'
                                           'title'  'Goodbye Sky'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'idm', 'electronic', 'chillout', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '114'
                                             'key'  '7B'
                                        'acoustid'  '6b806055-5491-4365-ad44-53ab24c24b8d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Isness'
'TBPM' (BPM (beats per minute))                     '114'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Goodbye Sky'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Future Sound of London'
'TPE2' (Band/orchestra/accompaniment)               'The Future Sound of London'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Hypnotic Records'
'TRCK' (Track number/Position in set)               '13/13'
'TSO2'                                              'Future Sound of London, The'
'TSOP' (Performer sort order)                       'Future Sound of London, The'
'TXXX:ASIN'                                         'B000067CO5'
'TXXX:Acoustid Id'                                  '6b806055-5491-4365-ad44-53ab24c24b8d'
'TXXX:Artists'                                      'The Future Sound of London'
'TXXX:BARCODE'                                      '741157120622'
'TXXX:CATALOGNUMBER'                                'CLP 1206-2'
'TXXX:MusicBrainz Album Artist Id'                  'a1d77dd4-8728-4a47-bdfa-9663d791139c'
'TXXX:MusicBrainz Album Id'                         '7293a320-bbf7-4fff-8eb7-a158c7c40360'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a1d77dd4-8728-4a47-bdfa-9663d791139c'
'TXXX:MusicBrainz Release Group Id'                 '8ed1a133-cab3-317b-a153-a9731878885c'
'TXXX:MusicBrainz Release Track Id'                 '1b0bc31f-99b0-3064-afcc-1f43addeb359'
'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:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
'TXXX:originalyear'                                 '2002'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.89 dB'
'TXXX:replaygain_track_peak'                        '0.448860'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a9188d9f-9430-4f54-bf80-d05a14f81a83')

========================== row from database ==========================
                                              'id'  1331619
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Future Sound Of London/13-the_future_sound_of_london-goodbye_sky-chr.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  283
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  6845732
                                           'mtime'  1636911427
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of 13 the_future_sound_of_london goodbye_sky chr electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  The Future Sound of London
                                     'tag_release'  The Isness
                                       'tag_title'  Goodbye Sky
                                             'bpm'  114.0
                                    'search_title'  'goodbye':1 'sky':2
                                   'search_artist'  'future':2 'london':5 'of':4 'sound':3 'the':1
                                  'search_release'  'isness':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 'acid':16 'chr':10 'downtempo':15 'electronic':11 'future':4 'goodbye':8 'hop':13 'jazz':17 'london':7 'of':2,6 'or':14 'sky':9 'sound':5 'the':3 'trip':12
                                    'search_combo'  '00poprockelectronic':10 'acid':25 'chr':19 'downtempo':24 'electronic':20 'future':4B,13 'goodbye':1A,17 'hop':22 'isness':9C 'jazz':26 'london':7B,16 'of':6B,11,15 'or':23 'sky':2A,18 'sound':5B,14 'the':3B,8C,12 'trip':21
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911426.756806  (2021-11-14 18:37:06)
                             'size'  6845732