======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '566'
                                          'artist'  'Everything but the Girl'
                                     'text_people'  ''
                                         'release'  'Now!'
                                           'title'  'Missing'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'trip hop', 'female vocalists', 'electronic', 'chillout']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '128.332'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Now!'
'TBPM' (BPM (beats per minute))                     '128.332'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TIT2' (Title/songname/content description)         'Missing'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Everything but the Girl'
'TRCK' (Track number/Position in set)               '1'
'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:lastfmtags'                                   ['electronica', 'trip hop', 'female vocalists', 'electronic', 'chillout']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.20 dB'
'TXXX:replaygain_track_peak'                        '0.672536'

========================== row from database ==========================
                                              'id'  1314963
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Everything but the Girl/MBZ;#Everything but the Girl;#Now!;#01;#Missing.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  566
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  11324921
                                           'mtime'  1636910546
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip MBZ;#Everything Girl;#Now!;#01;#Missing electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Everything but the Girl
                                     'tag_release'  Now!
                                       'tag_title'  Missing
                                             'bpm'  128.332
                                    'search_title'  'missing':1
                                   'search_artist'  'but':2 'everything':1 'girl':4 'the':3
                                  'search_release'  'now':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '01':9,13 'acid':20 'downtempo':19 'electronic':15 'everything':4,6 'girl':7,11 'hop':17 'jazz':21 'mbz':3,5 'missing':10,14 'now':8,12 'or':18 'trip':16
                                    'search_combo'  '00poprockelectronic':7 '00trip':8 '01':15,19 'acid':26 'but':3B 'downtempo':25 'electronic':21 'everything':2B,10,12 'girl':5B,13,17 'hop':23 'jazz':27 'mbz':9,11 'missing':1A,16,20 'now':6C,14,18 'or':24 'the':4B 'trip':22
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'female vocalists', 'electronic', 'chillout']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910546.2624059  (2021-11-14 18:22:26)
                             'size'  11324921