======================== unified (from filesystem) ========================
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                                        'duration'  '186'
                                          'artist'  'I Am Robot and Proud'
                                     'text_people'  'Shaw-Han Liem'
                                         'release'  'The Electricity In Your House Wants to Sing'
                                           'title'  'A Man That Runs Too Fast'
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                                      'lastfmtags'  "['electronica', 'indietronica', 'idm', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '125.2'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

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'COMM:iTunes_CDDB_TrackNumber:eng'                  '9'
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'TBPM' (BPM (beats per minute))                     '125.2'
'TCOM' (Composer)                                   'Shaw-Han Liem'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'iTunes v6.0.4'
'TIT2' (Title/songname/content description)         'A Man That Runs Too Fast'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'I Am Robot and Proud'
'TPE2' (Band/orchestra/accompaniment)               'I Am Robot and Proud'
'TPUB' (Publisher)                                  'Darla'
'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:lastfmtags'                                   ['electronica', 'indietronica', 'idm', 'electronic', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.97 dB'
'TXXX:replaygain_track_peak'                        '0.611123'

========================== row from database ==========================
                                              'id'  1348656
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/I Am Robot and Proud/The Electricity In Your House Wants To Sing/09 a man that runs too fast.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  186
                                           'genre'  electronic
                                        'filesize'  5957309
                                           'mtime'  1636913153
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer 09 man that runs too fast electronic
                                      'tag_artist'  I Am Robot and Proud
                                     'tag_release'  The Electricity In Your House Wants to Sing
                                       'tag_title'  A Man That Runs Too Fast
                                             'bpm'  125.2
                                    'search_title'  'a':1 'fast':6 'man':2 'runs':4 'that':3 'too':5
                                   'search_artist'  'am':2 'and':4 'i':1 'proud':5 'robot':3
                                  'search_release'  'electricity':2 'house':5 'in':3 'sing':8 'the':1 'to':7 'wants':6 'your':4
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'electronic':8 'fast':7 'man':3 'runs':5 'that':4 'too':6
                                    'search_combo'  '00calmer':21 '00poprockelectronic':20 'a':1A 'am':8B 'and':10B 'electricity':13C 'electronic':27 'fast':6A,26 'house':16C 'i':7B 'in':14C 'man':2A,22 'proud':11B 'robot':9B 'runs':4A,24 'sing':19C 'that':3A,23 'the':12C 'to':18C 'too':5A,25 'wants':17C 'your':15C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'indietronica', 'idm', 'electronic', 'ambient']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913152.8386817  (2021-11-14 19:05:52)
                             'size'  5957309