======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '310'
                                          'artist'  'Björk'
                                     'text_people'  ''
                                         'release'  'The Best Mixes From The Album'
                                           'title'  'One Day (Endorphin Mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '106.196'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Best Mixes From The Album'
'TBPM' (BPM (beats per minute))                     '106.196'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'One Day (Endorphin Mix)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Björk'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.46 dB'
'TXXX:replaygain_track_peak'                        '0.681062'

========================== row from database ==========================
                                              'id'  174515
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Bjork/MBZ;#Bjork;#The Best Mixes From The Album - Debut For All The People Who Dont Buy White-labels;#02;#One Day (Endorphin Mix).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  310
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  7461304
                                           'mtime'  1637330486
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Bjork MBZ;#Bjork;#The Debut For All People Who Dont Buy White labels;#02;#One ifs songwriter eos
                                      'tag_artist'  Björk
                                     'tag_release'  The Best Mixes From The Album
                                       'tag_title'  One Day (Endorphin Mix)
                                             'bpm'  106.196
                                    'search_title'  'day':2 'endorphin':3,4 'mix':5,6 'one':1
                                   'search_artist'  'bjork':1,2
                                  'search_release'  'album':5 'best':2 'from':4 'mixes':3 'the':1
                                     'search_rest'  '00singer':1 '02':20,23 'all':13 'bjork':4,6,9 'buy':17 'debut':11 'dont':16 'eos':3 'for':12 'ifs':25 'labels':19,22 'mbz':5,8 'one':21,24 'people':14 'songwriter':2 'the':7,10 'white':18 'who':15
                                    'search_combo'  '00singer':14 '02':33,36 'album':13C 'all':26 'best':10C 'bjork':7B,8B,17,19,22 'buy':30 'day':2A 'debut':24 'dont':29 'endorphin':3A,4A 'eos':16 'for':25 'from':12C 'ifs':38 'labels':32,35 'mbz':18,21 'mix':5A,6A 'mixes':11C 'one':1A,34,37 'people':27 'songwriter':15 'the':9C,20,23 'white':31 'who':28
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['female vocalists', 'alternative', 'icelandic', 'electronic', 'bjork']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330486.2845337  (2021-11-19 15:01:26)
                             'size'  7461304