======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '4846'
                                          'artist'  'Eric Idle'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'What About Dick'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['funny', 'comedy', 'humor', 'british', 'monty python']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '137.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '137.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'What About Dick'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Eric Idle'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['funny', 'comedy', 'humor', 'british', 'monty python']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.46 dB'
'TXXX:replaygain_track_peak'                        '0.545897'

========================== row from database ==========================
                                              'id'  1504652
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Eric Idle_s What About Dick (2012).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  4846
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  77554028
                                           'mtime'  1636916302
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs Idle_s (2012) electronic experimental oddness
                                      'tag_artist'  Eric Idle
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  What About Dick
                                             'bpm'  137.0
                                    'search_title'  'about':2 'dick':3 'what':1
                                   'search_artist'  'eric':1 'idle':2
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  '2012':5,6 'electronic':7 'experimental':8 'idle':3 'maniacs':2 'music':1 'oddness':9 's':4
                                    'search_combo'  '2012':13,14 'about':2A 'dick':3A 'electronic':15 'eric':4B 'experimental':16 'for':7C 'idle':5B,11 'maniacs':8C,10 'music':6C,9 'oddness':17 's':12 'what':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['funny', 'comedy', 'humor', 'british', 'monty python']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916302.4606166  (2021-11-14 19:58:22)
                             'size'  77554028