======================== unified (from filesystem) ========================
                                         'bitrate'  '159.959'
                                        'duration'  '105'
                                          'artist'  'Bonzo Dog Doo-Dah Band'
                                     'text_people'  ''
                                         'release'  'Gorilla'
                                           'title'  'Music For The Head Ballet'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative', 'comedy', 'humor', '60s', 'psychedelic']"
                                     'discogstags'  "['rock', 'pop', 'art rock', 'pop rock', 'novelty']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '94.5'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Gorilla'
'TBPM' (BPM (beats per minute))                     '94.5'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Music For The Head Ballet'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bonzo Dog Doo-Dah Band'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Fmps_playcount'                               '1'
'TXXX:Fmps_rating'                                  '0.6'
'TXXX:Fmps_rating_amarok_score'                     '0.13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Rating'                                       '102'
'TXXX:discogstags'                                  ['rock', 'pop', 'art rock', 'pop rock', 'novelty']
'TXXX:lastfmtags'                                   ['alternative', 'comedy', 'humor', '60s', 'psychedelic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.71 dB'
'TXXX:replaygain_track_peak'                        '0.465695'

========================== row from database ==========================
                                              'id'  1109588
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Bonzo Dog Doo-Dah Band/12 - Music For The Head Ballet.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  105
                                           'genre'  rock-unsorted
                                        'filesize'  2108620
                                           'mtime'  1642256344
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 12 rock unsorted
                                      'tag_artist'  Bonzo Dog Doo-Dah Band
                                     'tag_release'  Gorilla
                                       'tag_title'  Music For The Head Ballet
                                             'bpm'  94.5
                                    'search_title'  'ballet':5 'for':2 'head':4 'music':1 'the':3
                                   'search_artist'  'band':6 'bonzo':1 'dah':4 'dog':2 'doo':3 'doodah':5
                                  'search_release'  'gorilla':1
                                     'search_rest'  'rock':1 'unsorted':2
                                    'search_combo'  'ballet':5A 'band':11B 'bonzo':6B 'dah':9B 'dog':7B 'doo':8B 'doodah':10B 'for':2A 'gorilla':12C 'head':4A 'music':1A 'rock':13 'the':3A 'unsorted':14
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['alternative', 'comedy', 'humor', '60s', 'psychedelic']
                                        'tag_date'  1967
                                     'discogstags'  ['rock', 'pop', 'art rock', 'pop rock', 'novelty']

============================== file details ==============================
                                           'mtime'  1642256344.2495942  (2022-01-15 15:19:04)
                             'size'  2108620