======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '221'
                                          'artist'  'Bart & Baker'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Istanbul (Not Constantinople)'
                                           '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-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electroswing', 'electro swing', 'electro', 'swing']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '120.7'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '120.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TIT2' (Title/songname/content description)         'Istanbul (Not Constantinople)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bart & Baker'
'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'                                   ['electroswing', 'electro swing', 'electro', 'swing']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.78 dB'
'TXXX:replaygain_track_peak'                        '0.480418'

========================== row from database ==========================
                                              'id'  1300707
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/new fashion/Bart & Baker Istanbul (not Constantinople).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  221
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  3545907
                                           'mtime'  1636911159
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip new fashion (not electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Bart & Baker
                                     'tag_release'  None
                                       'tag_title'  Istanbul (Not Constantinople)
                                             'bpm'  120.7
                                    'search_title'  'constantinople':4,5 'istanbul':1 'not':2,3
                                   'search_artist'  'baker':2 'bart':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 'acid':12 'downtempo':11 'electronic':7 'fashion':4 'hop':9 'jazz':13 'new':3 'not':5,6 'or':10 'trip':8
                                    'search_combo'  '00poprockelectronic':8 '00trip':9 'acid':19 'baker':7B 'bart':6B 'constantinople':4A,5A 'downtempo':18 'electronic':14 'fashion':11 'hop':16 'istanbul':1A 'jazz':20 'new':10 'not':2A,3A,12,13 'or':17 'trip':15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electroswing', 'electro swing', 'electro', 'swing']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636911159.0259037  (2021-11-14 18:32:39)
                             'size'  3545907