======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '146'
                                          'artist'  'Barry Tiffin'
                                     'text_people'  ''
                                         'release'  'Sugar PRP-22241'
                                           'title'  'Another Cup of Your Sugar'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                     'discogstags'  "['non-music', 'folk, world, & country', 'spoken word', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '128.495'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sugar PRP-22241'
'TBPM' (BPM (beats per minute))                     '128.495'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TIT2' (Title/songname/content description)         'Another Cup of Your Sugar'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Barry Tiffin'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['non-music', 'folk, world, & country', 'spoken word', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.34 dB'
'TXXX:replaygain_track_peak'                        '0.516986'

========================== row from database ==========================
                                              'id'  1518160
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/Barry Tiffin - Another Cup Of Your Sugar (Sugar (N_ville) PRP-22241, late _60s; pr. Troy Shondell; wr. Wayne Pullen).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  146
                                           'genre'  set-th-candy
                                        'filesize'  4683227
                                           'mtime'  1620343108
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets Of (Sugar (N_ville) 22241, late _60s; pr. Troy Shondell; wr. Wayne Pullen) set candy
                                      'tag_artist'  Barry Tiffin
                                     'tag_release'  Sugar PRP-22241
                                       'tag_title'  Another Cup of Your Sugar
                                             'bpm'  128.495
                                    'search_title'  'another':1 'cup':2 'of':3 'sugar':5 'your':4
                                   'search_artist'  'barry':1 'tiffin':2
                                  'search_release'  '22241':3 'prp':2 'prp22241':4 'sugar':1
                                     'search_rest'  '22241':13,14 '60s':16,17 'candy':29 'country':4 'exotica':2 'jazz':1 'late':15 'n':9,11 'of':6 'oldies':3 'pr':18,19 'pullen':26,27 'set':28 'shondell':21,22 'sugar':7,8 'sweets':5 'troy':20 'ville':10,12 'wayne':25 'wr':23,24
                                    'search_combo'  '22241':10C,24,25 '60s':27,28 'another':1A 'barry':6B 'candy':40 'country':15 'cup':2A 'exotica':13 'jazz':12 'late':26 'n':20,22 'of':3A,17 'oldies':14 'pr':29,30 'prp':9C 'prp22241':11C 'pullen':37,38 'set':39 'shondell':32,33 'sugar':5A,8C,18,19 'sweets':16 'tiffin':7B 'troy':31 'ville':21,23 'wayne':36 'wr':34,35 'your':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  ['non-music', 'folk, world, & country', 'spoken word', 'pop']

============================== file details ==============================
                                           'mtime'  1620343107.82897  (2021-05-07 01:18:27)
                             'size'  4683227