======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '113'
                                          'artist'  'Stock, Hausen & Walkman'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Jellywand'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', "
 "'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'avant garde', 'electronic', 'experimental', 'sound collage']"
                                     'discogstags'  "['electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '140.044'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '140.044'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Jellywand'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Stock, Hausen & Walkman'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'experimental']
'TXXX:lastfmtags'                                   ['electronica', 'avant garde', 'electronic', 'experimental', 'sound collage']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.46 dB'
'TXXX:replaygain_track_peak'                        '0.371434'

========================== row from database ==========================
                                              'id'  949100
                                            'path'  /data/Music/Bulk/sns/stock, hausen & walkman - jellywand.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  113
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2734635
                                           'mtime'  1647277558
                                   'redo_metaread'  0
                                        'rest_str'   sns stock, hausen walkman jellywand set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Stock, Hausen & Walkman
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Jellywand
                                             'bpm'  140.044
                                    'search_title'  'jellywand':1
                                   'search_artist'  'hausen':3 'stock':1,2 'walkman':4
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'hausen':4 'jellywand':6 'mor':13 'pl':8 'set':7,10,12 'shirleyspinoza':9,11 'sns':1 'stock':2,3 'walkman':5
                                    'search_combo'  'hausen':4B,11 'jellywand':1A,13 'mor':20 'pl':15 'set':14,17,19 'shirley':6C 'shirleyspinoza':16,18 'sns':8 'spinoza':7C 'stock':2B,3B,9,10 'walkman':5B,12
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['electronica', 'avant garde', 'electronic', 'experimental', 'sound collage']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1647277558.445942  (2022-03-14 18:05:58)
                             'size'  2734635