======================== unified (from filesystem) ========================
                                         'bitrate'  '56.0'
                                        'duration'  '178'
                                          'artist'  'Jack the Ripper'
                                     'text_people'  'Rob Reichhelm/Savory James'
                                         'release'  'Music for Maniacs'
                                           'title'  'I Was A Teenage Brain Surgeon'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['fip', 'pop rock', 'indie rock', 'indie', 'french', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '144.6'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '144.6'
'TCOM' (Composer)                                   'Rob Reichhelm/Savory James'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v4.8'
'TIT2' (Title/songname/content description)         'I Was A Teenage Brain Surgeon'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jack the Ripper'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['fip', 'pop rock', 'indie rock', 'indie', 'french', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.43 dB'
'TXXX:replaygain_track_peak'                        '0.411988'

========================== row from database ==========================
                                              'id'  649979
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Jack the Ripper - i was a teenage brain surgeon.mp3
                                         'working'  None
                                         'bitrate'  56
                                    'duration_sec'  178
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  1253505
                                           'mtime'  1621629046
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs was teenage brain surgeon electronic experimental oddness
                                      'tag_artist'  Jack the Ripper
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  I Was A Teenage Brain Surgeon
                                             'bpm'  144.6
                                    'search_title'  'a':3 'brain':5 'i':1 'surgeon':6 'teenage':4 'was':2
                                   'search_artist'  'jack':1 'ripper':3 'the':2
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'brain':5 'electronic':7 'experimental':8 'maniacs':2 'music':1 'oddness':9 'surgeon':6 'teenage':4 'was':3
                                    'search_combo'  'a':3A 'brain':5A,17 'electronic':19 'experimental':20 'for':11C 'i':1A 'jack':7B 'maniacs':12C,14 'music':10C,13 'oddness':21 'ripper':9B 'surgeon':6A,18 'teenage':4A,16 'the':8B 'was':2A,15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['fip', 'pop rock', 'indie rock', 'indie', 'french', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629045.6592033  (2021-05-21 22:30:45)
                             'size'  1253505