======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '261'
                                          'artist'  'Buchanan & Goodman '
                                     'text_people'  ''
                                         'release'  '25 All-Time Novelty Hits '
                                           'title'  'The Flying Saucer (Parts 1 & 2)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'rock and roll', 'skit', '50s', 'halloween']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '028c'
                                      'tracktotal'  ''
                                            'date'  '1956'
                                        'comments'  ''
                                           'genre'  'rock-pop-early-rocknroll'
                                             'bpm'  '97.506'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '25 All-Time Novelty Hits '
'TBPM' (BPM (beats per minute))                     '97.506'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-early-rocknroll'
'TDRC' (Recording time)                             '1956'
'TENC' (Encoded by)                                 'BigD'
'TIT2' (Title/songname/content description)         'The Flying Saucer (Parts 1 & 2)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Buchanan & Goodman '
'TRCK' (Track number/Position in set)               '028c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock', 'rock and roll', 'skit', '50s', 'halloween']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.02 dB'
'TXXX:replaygain_track_peak'                        '0.330061'

========================== row from database ==========================
                                              'id'  1426732
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1956/1956-028c - Buchanan & Goodman  - The Flying Saucer (Parts 1 & 2).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  261
                                           'genre'  rock-pop-early-rocknroll
                                        'filesize'  10473432
                                           'mtime'  1622659461
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1956 1956 028c rock pop early rocknroll
                                      'tag_artist'  Buchanan & Goodman 
                                     'tag_release'  25 All-Time Novelty Hits 
                                       'tag_title'  The Flying Saucer (Parts 1 & 2)
                                             'bpm'  97.506
                                    'search_title'  '1':6 '2':7,8 'flying':2 'parts':4,5 'saucer':3 'the':1
                                   'search_artist'  'buchanan':1 'goodman':2
                                  'search_release'  '25':1 'all':2 'alltime':4 'hits':6 'novelty':5 'time':3
                                     'search_rest'  '00oldiepop':5 '028c':7 '1956':6 'country':4 'early':10 'exotica':2 'jazz':1 'oldies':3 'pop':9 'rock':8 'rocknroll':11
                                    'search_combo'  '00oldiepop':21 '028c':23 '1':6A '1956':22 '2':7A,8A '25':11C 'all':12C 'alltime':14C 'buchanan':9B 'country':20 'early':26 'exotica':18 'flying':2A 'goodman':10B 'hits':16C 'jazz':17 'novelty':15C 'oldies':19 'parts':4A,5A 'pop':25 'rock':24 'rocknroll':27 'saucer':3A 'the':1A 'time':13C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'rock and roll', 'skit', '50s', 'halloween']
                                        'tag_date'  1956
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622659460.7519484  (2021-06-02 20:44:20)
                             'size'  10473432