======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '277'
                                          'artist'  'The Residents'
                                     'text_people'  ''
                                         'release'  'Freak Show'
                                           'title'  'Wanda The Worm Woman'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']"
                                     'discogstags'  "['electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness-calmer'
                                             'bpm'  '84.3'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Freak Show'
'TBPM' (BPM (beats per minute))                     '84.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness-calmer'
'TDRC' (Recording time)                             '1991'
'TIT2' (Title/songname/content description)         'Wanda The Worm Woman'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Residents'
'TRCK' (Track number/Position in set)               '04'
'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:discogstags'                                  ['electronic', 'experimental']
'TXXX:lastfmtags'                                   ['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.37 dB'
'TXXX:replaygain_track_peak'                        '0.780658'

========================== row from database ==========================
                                              'id'  934795
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Residents/1990 - The Residents - Freak Show (Cryptic Corporation) [128k]/04 - Wanda The Worm Woman.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  277
                                           'genre'  electronic-experimental-oddness-calmer
                                        'filesize'  4440596
                                           'mtime'  1636902859
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1990 (Cryptic Corporation) [128k] 04 electronic experimental oddness calmer
                                      'tag_artist'  The Residents
                                     'tag_release'  Freak Show
                                       'tag_title'  Wanda The Worm Woman
                                             'bpm'  84.3
                                    'search_title'  'the':2 'wanda':1 'woman':4 'worm':3
                                   'search_artist'  'residents':2 'the':1
                                  'search_release'  'freak':1 'show':2
                                     'search_rest'  '128k':6,7 '1990':1 'calmer':11 'corporation':4,5 'cryptic':2,3 'electronic':8 'experimental':9 'oddness':10
                                    'search_combo'  '128k':14,15 '1990':9 'calmer':19 'corporation':12,13 'cryptic':10,11 'electronic':16 'experimental':17 'freak':7C 'oddness':18 'residents':6B 'show':8C 'the':2A,5B 'wanda':1A 'woman':4A 'worm':3A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']
                                        'tag_date'  1991
                                     'discogstags'  ['electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1636902858.9265497  (2021-11-14 16:14:18)
                             'size'  4440596