======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '351'
                                          'artist'  'Tucky Buzzard'
                                     'text_people'  ''
                                         'release'  'Warm Slash'
                                           'title'  'Sky Balloon'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['rock', 'hard rock', 'special', 'british', '70s']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '9'
                                            'date'  '1971'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '136.6'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Warm Slash'
'TBPM' (BPM (beats per minute))                     '136.6'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1971'
'TIT2' (Title/songname/content description)         'Sky Balloon'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tucky Buzzard'
'TPOS' (Part of a set)                              '1 / 1'
'TRCK' (Track number/Position in set)               '8/9'
'TXXX:AccurateRipDiscID'                            '009-000c8b1c-005f797f-7e098109-8'
'TXXX:AccurateRipResult'                            'AccurateRip: Not in database   [D1096430]'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['rock', 'hard rock', 'special', 'british', '70s']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-6.90 dB'
'TXXX:replaygain_track_peak'                        '1.007830'

========================== row from database ==========================
                                              'id'  1478655
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/tucky buzzard - warm slash (uk,71)/Tucky Buzzard - Warm Slash - 08 - Sky Balloon.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  351
                                           'genre'  rock-cppex
                                        'filesize'  11266883
                                           'mtime'  1674646353
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy tucky buzzard warm slash (uk,71) 08 rock cppex
                                      'tag_artist'  Tucky Buzzard
                                     'tag_release'  Warm Slash
                                       'tag_title'  Sky Balloon
                                             'bpm'  136.6
                                    'search_title'  'balloon':2 'sky':1
                                   'search_artist'  'buzzard':2 'tucky':1
                                  'search_release'  'slash':2 'warm':1
                                     'search_rest'  '71':7,9 'buzzard':3 'classicprogpsy':1 'cppex':11 'rock':10 'slash':5 'tucky':2 'uk':6,8 'warm':4
                                    'search_combo'  '71':13,15 'balloon':2A 'buzzard':4B,9 'classicprogpsy':7 'cppex':17 'rock':16 'sky':1A 'slash':6C,11 'tucky':3B,8 'uk':12,14 'warm':5C,10
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', 'Q-CHART-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-MIXBEAT-2']
                                      'lastfmtags'  ['rock', 'hard rock', 'special', 'british', '70s']
                                        'tag_date'  1971
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1674646352.7098272  (2023-01-25 12:32:32)
                             'size'  11266883