======================== unified (from filesystem) ========================
                                         'bitrate'  '134.457'
                                        'duration'  '327'
                                          'artist'  'Azaxx'
                                     'text_people'  ''
                                         'release'  'Chillout Session Volume 7'
                                           'title'  'Groucho'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-LOCALNESS-2', 'Q-SYN-3', 'Q-OLDST-3', 'Q-PLAY-3', 'Q-CHART-2', "
 "'Q-MIXBEAT-2', 'q-bass-3', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '27'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '85.6'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'No Comment'
'COMM:ID3v1 Comment:eng'                            'No Comment'
'TALB' (Album/Movie/Show title)                     'Chillout Session Volume 7'
'TBPM' (BPM (beats per minute))                     '85.6'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2009'
'TENC' (Encoded by)                                 'Lame 3.97 -V2'
'TIT2' (Title/songname/content description)         'Groucho'
'TKEY' (Initial key)                                '11A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Azaxx'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '27'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-8.08 dB'
'TXXX:replaygain_track_peak'                        '1.064117'

========================== row from database ==========================
                                              'id'  1535048
                                            'path'  /data/Music/Bulk/00poprockelectronic/VA-Chillout_Session_Volume_7-2CD-2009-ONe/212-azaxx_-_groucho.mp3
                                         'working'  None
                                         'bitrate'  134
                                    'duration_sec'  327
                                           'genre'  electronic
                                        'filesize'  5502321
                                           'mtime'  1636916780
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic VA Chillout_Session_Volume_7 2CD 2009 ONe 212 azaxx_ _groucho electronic
                                      'tag_artist'  Azaxx
                                     'tag_release'  Chillout Session Volume 7
                                       'tag_title'  Groucho
                                             'bpm'  85.6
                                    'search_title'  'groucho':1
                                   'search_artist'  'azaxx':1
                                  'search_release'  '7':4 'chillout':1 'session':2 'volume':3
                                     'search_rest'  '00poprockelectronic':1 '2009':8 '212':10 '2cd':7 '7':6 'azaxx':11 'chillout':3 'electronic':13 'groucho':12 'one':9 'session':4 'va':2 'volume':5
                                    'search_combo'  '00poprockelectronic':7 '2009':14 '212':16 '2cd':13 '7':6C,12 'azaxx':2B,17 'chillout':3C,9 'electronic':19 'groucho':1A,18 'one':15 'session':4C,10 'va':8 'volume':5C,11
                                    'tag_tracknum'  27
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-3', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916779.8977416  (2021-11-14 20:06:19)
                             'size'  5502321