======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '183'
                                          'artist'  'Weezer'
                                     'text_people'  ''
                                         'release'  'Blue / Green / Red'
                                           'title'  "Don't Let Go"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', '90s', 'alternative', 'rock']"
                                     'discogstags'  "['alternative rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '143.112'
                                             'key'  '10B'
                                        'acoustid'  '363e0d97-6f43-4d98-9e41-6a754c3afc2b'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Blue / Green / Red'
'TBPM' (BPM (beats per minute))                     '143.112'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009-11-17'
'TIT2' (Title/songname/content description)         "Don't Let Go"
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Weezer'
'TPE2' (Band/orchestra/accompaniment)               'Weezer'
'TPOS' (Part of a set)                              '2/3'
'TPUB' (Publisher)                                  'Geffen Records'
'TRCK' (Track number/Position in set)               '1/10'
'TSO2'                                              'Weezer'
'TSOP' (Performer sort order)                       'Weezer'
'TSRC' (ISRC (international standard recording code))  'USIR10110357'
'TSST' (Set subtitle)                               'Green'
'TXXX:Acoustid Id'                                  '363e0d97-6f43-4d98-9e41-6a754c3afc2b'
'TXXX:BARCODE'                                      '602527287089'
'TXXX:Mp3gain_minmax'                               '070,183'
'TXXX:Mp3gain_undo'                                 '+004,+004,N'
'TXXX:MusicBrainz Album Artist Id'                  '6fe07aa5-fec0-4eca-a456-f29bff451b04'
'TXXX:MusicBrainz Album Id'                         '7357c213-3856-4767-b540-d6f0d77ef88f'
'TXXX:MusicBrainz Album Release Country'            'MX'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '6fe07aa5-fec0-4eca-a456-f29bff451b04'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['alternative rock', 'rock']
'TXXX:lastfmtags'                                   ['alternative rock', '90s', 'alternative', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-3.36 dB'
'TXXX:replaygain_track_peak'                        '0.552503'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'129d60a4-6d2a-4728-aac6-4a61f150aef1')

========================== row from database ==========================
                                              'id'  1513334
                                            'path'  /data/Music/Bulk/00poprockelectronic/Weezer/The Green Album/Weezer - Don_t Let Go - 01.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  183
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4394699
                                           'mtime'  1637330420
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic The Album Don_t 01 ifs songwriter indie rock
                                      'tag_artist'  Weezer
                                     'tag_release'  Blue / Green / Red
                                       'tag_title'  Don't Let Go
                                             'bpm'  143.112
                                    'search_title'  'don':1 'dont':3 'go':5 'let':4 't':2
                                   'search_artist'  'weezer':1
                                  'search_release'  'blue':1 'green':2 'red':3
                                     'search_rest'  '00poprockelectronic':1 'album':3 'don':4 'ifs':6 'indie':8 'rock':9 'songwriter':7 't':5 'the':2
                                    'search_combo'  '00poprockelectronic':10 'album':12 'blue':7C 'don':1A,13 'dont':3A 'go':5A 'green':8C 'ifs':15 'indie':17 'let':4A 'red':9C 'rock':18 'songwriter':16 't':2A,14 'the':11 'weezer':6B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', '90s', 'alternative', 'rock']
                                        'tag_date'  2009
                                     'discogstags'  ['alternative rock', 'rock']

============================== file details ==============================
                                           'mtime'  1637330419.5624623  (2021-11-19 15:00:19)
                             'size'  4394699