======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '292'
                                          'artist'  'Royal Philharmonic Orchestra'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Don't Cry For Me Argentina"
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  ("['classical', 'instrumental', 'orchestra', 'symphony', 'instramental', "
 "'weallgetold']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'set-cover or covered'
                                             'bpm'  '145.267'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '145.267'
'TCON' (Content type, a.k.a. Genre)                 ['set-cover or covered', 'set-cover or covered']
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         "Don't Cry For Me Argentina"
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Royal Philharmonic Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Royal Philharmonic Orchestra'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['classical',
 'instrumental',
 'orchestra',
 'symphony',
 'instramental',
 'weallgetold']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.25 dB'
'TXXX:replaygain_track_peak'                        '0.499850'

========================== row from database ==========================
                                              'id'  1498574
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Royal Philharmonic Orchestra - Don_t Cry For Me Argentina [].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  292
                                           'genre'  set-cover or covered
                                        'filesize'  7020544
                                           'mtime'  1652397977
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Don_t [] set cover covered
                                      'tag_artist'  Royal Philharmonic Orchestra
                                     'tag_release'  None
                                       'tag_title'  Don't Cry For Me Argentina
                                             'bpm'  145.267
                                    'search_title'  'argentina':7 'cry':4 'don':1 'dont':3 'for':5 'me':6 't':2
                                   'search_artist'  'orchestra':3 'philharmonic':2 'royal':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'cover':10 'covered':11 'don':7 'files':5,6 'loose':3,4 'set':9 't':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 'argentina':7A 'cover':20 'covered':21 'cry':4A 'don':1A,17 'dont':3A 'files':15,16 'for':5A 'loose':13,14 'me':6A 'orchestra':10B 'philharmonic':9B 'royal':8B 'set':19 't':2A,18 'unsorted':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['classical', 'instrumental', 'orchestra', 'symphony', 'instramental', 'weallgetold']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397977.082  (2022-05-13 01:26:17)
                             'size'  7020544