======================== unified (from filesystem) ========================
                                         'bitrate'  '242.346'
                                        'duration'  '336'
                                          'artist'  'Andrew Kazdin & Thomas Z. Shepard'
                                     'text_people'  ''
                                         'release'  'Everything You Always Wanted To Hear On The Moog'
                                           'title'  "Prelude To Act I; Habanera; Introduction To Act I From ''Carmen''"
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['1960s', 'sixties', 'moog', '1967']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '119.829'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Everything You Always Wanted To Hear On The Moog'
'TBPM' (BPM (beats per minute))                     '119.829'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         "Prelude To Act I; Habanera; Introduction To Act I From ''Carmen''"
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Andrew Kazdin & Thomas Z. Shepard'
'TPE2' (Band/orchestra/accompaniment)               'Andrew Kazdin & Thomas Z. Shepard'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['1960s', 'sixties', 'moog', '1967']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.96 dB'
'TXXX:replaygain_track_peak'                        '0.571822'

========================== row from database ==========================
                                              'id'  1507595
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/03. Prelude To Act I; Habanera; Introduction To Act I From __Carmen__.mp3
                                         'working'  None
                                         'bitrate'  242
                                    'duration_sec'  336
                                           'genre'  electronic-unsorted
                                        'filesize'  10204625
                                           'mtime'  1636910366
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch 03. __Carmen__ electronic unsorted
                                      'tag_artist'  Andrew Kazdin & Thomas Z. Shepard
                                     'tag_release'  Everything You Always Wanted To Hear On The Moog
                                       'tag_title'  Prelude To Act I; Habanera; Introduction To Act I From ''Carmen''
                                             'bpm'  119.829
                                    'search_title'  'act':3 'carmen':11,12 'from':10 'habanera':6,7 'i':4,5,9 'introduction':8 'prelude':1 'to':2
                                   'search_artist'  'andrew':1 'kazdin':2 'shepard':6 'thomas':3 'z':4,5
                                  'search_release'  'always':3 'everything':1 'hear':6 'moog':9 'on':7 'the':8 'to':5 'wanted':4 'you':2
                                     'search_rest'  '00dutch':4 '00mid':1 '03':5,6 'carmen':7 'electronic':8 'europe':3 'north':2 'unsorted':9
                                    'search_combo'  '00dutch':31 '00mid':28 '03':32,33 'act':3A 'always':21C 'andrew':13B 'carmen':11A,12A,34 'electronic':35 'europe':30 'everything':19C 'from':10A 'habanera':6A,7A 'hear':24C 'i':4A,5A,9A 'introduction':8A 'kazdin':14B 'moog':27C 'north':29 'on':25C 'prelude':1A 'shepard':18B 'the':26C 'thomas':15B 'to':2A,23C 'unsorted':36 'wanted':22C 'you':20C 'z':16B,17B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['1960s', 'sixties', 'moog', '1967']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910365.558285  (2021-11-14 18:19:25)
                             'size'  10204625