======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '233'
                                          'artist'  'Pretty Balanced'
                                     'text_people'  ''
                                         'release'  'Icicle Bicycle'
                                           'title'  'My Mind is a Box'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'Q-PLAY-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-2', 'q-drums-1', 'q-other-2', 'q-vocals-3', "
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                                      'lastfmtags'  "['indie', 'female vocalists', 'piano', 'cabaret', 'dark cabaret']"
                                     'discogstags'  ("['alternative rock', 'glam', 'avantgarde', 'rock', 'dark ambient', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '19'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '134.466'
                                             'key'  '8A'
                                        'acoustid'  'd6e9fe89-2d70-4dc0-aa6a-3c5e01a9f78e'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Icicle Bicycle'
'TBPM' (BPM (beats per minute))                     '134.466'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-04-21'
'TIT2' (Title/songname/content description)         'My Mind is a Box'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pretty Balanced'
'TPE2' (Band/orchestra/accompaniment)               'Pretty Balanced'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '17/19'
'TSO2'                                              'Pretty Balanced'
'TSOP' (Performer sort order)                       'Pretty Balanced'
'TXXX:Acoustid Id'                                  'd6e9fe89-2d70-4dc0-aa6a-3c5e01a9f78e'
'TXXX:MusicBrainz Album Artist Id'                  '68f10636-b5ff-46a5-8ed4-4c1c5f05c11e'
'TXXX:MusicBrainz Album Id'                         'e0d5fa27-5143-44aa-a3e5-a61d84ab1af0'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '68f10636-b5ff-46a5-8ed4-4c1c5f05c11e'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['alternative rock', 'glam', 'avantgarde', 'rock', 'dark ambient', 'electronic']
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'piano', 'cabaret', 'dark cabaret']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.62 dB'
'TXXX:replaygain_track_peak'                        '0.506737'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'd470f787-2155-477d-acd1-058da760e395')

========================== row from database ==========================
                                              'id'  843270
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Pretty Balanced/2006 - Icicle Bicycle/17 - my mind is a box.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  233
                                           'genre'  ifs-songwriter
                                        'filesize'  4677976
                                           'mtime'  1636400411
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 2006 17 my mind box ifs songwriter
                                      'tag_artist'  Pretty Balanced
                                     'tag_release'  Icicle Bicycle
                                       'tag_title'  My Mind is a Box
                                             'bpm'  134.466
                                    'search_title'  'a':4 'box':5 'is':3 'mind':2 'my':1
                                   'search_artist'  'balanced':2 'pretty':1
                                  'search_release'  'bicycle':2 'icicle':1
                                     'search_rest'  '00singer':1 '2006':4 'box':7 'eos':3 'ifs':8 'mind':6 'my':5 'songwriter':2
                                    'search_combo'  '00singer':10 '2006':13 'a':4A 'balanced':7B 'bicycle':9C 'box':5A,16 'eos':12 'icicle':8C 'ifs':17 'is':3A 'mind':2A,15 'my':1A,14 'pretty':6B 'songwriter':11
                                    'tag_tracknum'  17
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'piano', 'cabaret', 'dark cabaret']
                                        'tag_date'  2006
                                     'discogstags'  ['alternative rock', 'glam', 'avantgarde', 'rock', 'dark ambient', 'electronic']

============================== file details ==============================
                                           'mtime'  1636400411.3525755  (2021-11-08 20:40:11)
                             'size'  4677976