======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '200'
                                          'artist'  'FAUL & WAD AD & PNAU'
                                     'text_people'  ''
                                         'release'  'HITZONE 69'
                                           'title'  'CHANGES'
                                           'quals'  ("['Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-UNU-1', "
 "'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '126.017'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'HITZONE 69'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2014'
'TIT2' (Title/songname/content description)         'CHANGES'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'FAUL & WAD AD & PNAU'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.30 dB'
'TXXX:replaygain_track_peak'                        '0.444629'

========================== row from database ==========================
                                              'id'  1333851
                                            'path'  /data/Music/Bulk/00poprockelectronic/set/06 - faul & wad ad vs. pnau - changes.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  200
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  8028032
                                           'mtime'  1620573840
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic set 06 faul wad ad vs. pnau changes electronic generic or radio dance
                                      'tag_artist'  FAUL & WAD AD & PNAU
                                     'tag_release'  HITZONE 69
                                       'tag_title'  CHANGES
                                             'bpm'  126.017
                                    'search_title'  'changes':1
                                   'search_artist'  'ad':3 'faul':1 'pnau':4 'wad':2
                                  'search_release'  '69':2 'hitzone':1
                                     'search_rest'  '00poprockelectronic':1 'ad':5 'changes':9 'dance':14 'electronic':10 'faul':3 'generic':11 'or':12 'pnau':8 'radio':13 'set':2 'vs':6,7 'wad':4
                                    'search_combo'  '00poprockelectronic':8 '69':7C 'ad':4B,12 'changes':1A,16 'dance':21 'electronic':17 'faul':2B,10 'generic':18 'hitzone':6C 'or':19 'pnau':5B,15 'radio':20 'set':9 'vs':13,14 'wad':3B,11
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620573840.1691945  (2021-05-09 17:24:00)
                             'size'  8028032