======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '492'
                                          'artist'  'L Emmett Holt Jr M.D.'
                                     'text_people'  ''
                                         'release'  '365 Days project'
                                           'title'  'How a Baby is Conceived / How to Tell If You Are Pregnant'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
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 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '127.8'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ('© 2004, Copyright resides with the artist, The 365 Days Project,  and UbuWeb '
 '(http://ubu.com) / PennSound (http://www.writing.upenn.edu/pennsound/). All '
 'materials at UbuWeb / PennSound are available for free exchange for '
 'noncommerical purposes.')
'TALB' (Album/Movie/Show title)                     '365 Days project'
'TBPM' (BPM (beats per minute))                     '127.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'How a Baby is Conceived / How to Tell If You Are Pregnant'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'L Emmett Holt Jr M.D.'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.65 dB'
'TXXX:replaygain_track_peak'                        '0.655174'

========================== row from database ==========================
                                              'id'  511052
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/365 days project/296 - 365-Days-Project-10-23-holt-l-emmett-jr-md-how-a-baby-is-conceived-e.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  492
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  7874432
                                           'mtime'  1620571884
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm days 296 Project 10 23 holt emmett jr md how baby conceived electronic experimental oddness
                                      'tag_artist'  L Emmett Holt Jr M.D.
                                     'tag_release'  365 Days project
                                       'tag_title'  How a Baby is Conceived / How to Tell If You Are Pregnant
                                             'bpm'  127.8
                                    'search_title'  'a':2 'are':10 'baby':3 'conceived':5 'how':1 'if':8 'is':4 'pregnant':11 'tell':7 'to':6 'you':9
                                   'search_artist'  'd':6 'emmett':2 'holt':3 'jr':4 'l':1 'm':5 'md':7
                                  'search_release'  '365':1 'days':2 'project':3
                                     'search_rest'  '23':4 '296':2 'baby':10 'conceived':11 'days':1 'electronic':12 'emmett':6 'experimental':13 'holt':5 'how':9 'jr':7 'md':8 'oddness':14 'project':3
                                    'search_combo'  '23':25 '296':23 '365':19C 'a':2A 'are':10A 'baby':3A,31 'conceived':5A,32 'd':17B 'days':20C,22 'electronic':33 'emmett':13B,27 'experimental':34 'holt':14B,26 'how':1A,30 'if':8A 'is':4A 'jr':15B,28 'l':12B 'm':16B 'md':18B,29 'oddness':35 'pregnant':11A 'project':21C,24 'tell':7A 'to':6A 'you':9A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571884.1330569  (2021-05-09 16:51:24)
                             'size'  7874432