======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '213'
                                          'artist'  'Deee-Lite'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Groove Is In The Heart (Peanu'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', '90s', 'electronica', 'electronic', 'pop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '121.047'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '121.047'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Groove Is In The Heart (Peanu'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Deee-Lite'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', '90s', 'electronica', 'electronic', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.78 dB'
'TXXX:replaygain_track_peak'                        '0.855559'

========================== row from database ==========================
                                              'id'  1389532
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Groove Is In The Heart-Peanut Butter.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  213
                                           'genre'  electronic-unsorted
                                        'filesize'  4278902
                                           'mtime'  1621696769
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Peanut Butter electronic unsorted
                                      'tag_artist'  Deee-Lite
                                     'tag_release'  None
                                       'tag_title'  Groove Is In The Heart (Peanu
                                             'bpm'  121.047
                                    'search_title'  'groove':1 'heart':5 'in':3 'is':2 'peanu':6,7 'the':4
                                   'search_artist'  'deee':1 'deeelite':3 'lite':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'butter':8 'electronic':9 'files':5,6 'loose':3,4 'peanut':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 'butter':18 'deee':8B 'deeelite':10B 'electronic':19 'files':15,16 'groove':1A 'heart':5A 'in':3A 'is':2A 'lite':9B 'loose':13,14 'peanu':6A,7A 'peanut':17 'the':4A 'unsorted':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', '90s', 'electronica', 'electronic', 'pop']
                                        'tag_date'  1995
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696769.0300698  (2021-05-22 17:19:29)
                             'size'  4278902