======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '284'
                                          'artist'  'Charlie Solak'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'Einstein, Darwin Memories Of Dark Ages'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'Q-PLAY-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-4', 'q-chart-1', 'q-drums-1', 'q-other-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '108.0'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '108.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Einstein, Darwin Memories Of Dark Ages'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Charlie Solak'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.83 dB'
'TXXX:replaygain_track_peak'                        '0.805092'

========================== row from database ==========================
                                              'id'  649629
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/064_2_Solak_-_Einstein_Darwin_Memories_of_Dark_Ages.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  284
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  4558985
                                           'mtime'  1636916213
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs 064_2_Solak_ _Einstein_Darwin_Memories_of_Dark_Ages electronic experimental oddness
                                      'tag_artist'  Charlie Solak
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  Einstein, Darwin Memories Of Dark Ages
                                             'bpm'  108.0
                                    'search_title'  'ages':7 'dark':6 'darwin':3 'einstein':1,2 'memories':4 'of':5
                                   'search_artist'  'charlie':1 'solak':2
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  '064':3 '2':4 'ages':11 'dark':10 'darwin':7 'einstein':6 'electronic':12 'experimental':13 'maniacs':2 'memories':8 'music':1 'oddness':14 'of':9 'solak':5
                                    'search_combo'  '064':15 '2':16 'ages':7A,23 'charlie':8B 'dark':6A,22 'darwin':3A,19 'einstein':1A,2A,18 'electronic':24 'experimental':25 'for':11C 'maniacs':12C,14 'memories':4A,20 'music':10C,13 'oddness':26 'of':5A,21 'solak':9B,17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916212.6477666  (2021-11-14 19:56:52)
                             'size'  4558985