======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '203'
                                          'artist'  'Miss Kittin & The Hacker'
                                     'text_people'  ''
                                         'release'  'Mixed by Miss Kittin'
                                           'title'  'Frank Sinatra 2001'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'dance', 'electroclash', 'electronic', 'electro']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-electroclash'
                                             'bpm'  '134.199'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Mixed by Miss Kittin'
'TBPM' (BPM (beats per minute))                     '134.199'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electroclash'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Frank Sinatra 2001'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Miss Kittin & The Hacker'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'dance', 'electroclash', 'electronic', 'electro']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.32 dB'
'TXXX:replaygain_track_peak'                        '0.524056'

========================== row from database ==========================
                                              'id'  1355286
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Mixed by Miss Kittin__cifsaa01.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  203
                                           'genre'  electronic-we-electroclash
                                        'filesize'  4877780
                                           'mtime'  1620572898
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Kittin__cifsaa01 electronic we electroclash
                                      'tag_artist'  Miss Kittin & The Hacker
                                     'tag_release'  Mixed by Miss Kittin
                                       'tag_title'  Frank Sinatra 2001
                                             'bpm'  134.199
                                    'search_title'  '2001':3 'frank':1 'sinatra':2
                                   'search_artist'  'hacker':4 'kittin':2 'miss':1 'the':3
                                  'search_release'  'by':2 'kittin':4 'miss':3 'mixed':1
                                     'search_rest'  '00poprockelectronic':1 'cifsaa01':8 'electroclash':11 'electronic':9 'files':5,6 'kittin':7 'loose':3,4 'unsorted':2 'we':10
                                    'search_combo'  '00poprockelectronic':12 '2001':3A 'by':9C 'cifsaa01':19 'electroclash':22 'electronic':20 'files':16,17 'frank':1A 'hacker':7B 'kittin':5B,11C,18 'loose':14,15 'miss':4B,10C 'mixed':8C 'sinatra':2A 'the':6B 'unsorted':13 'we':21
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'dance', 'electroclash', 'electronic', 'electro']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620572897.9319937  (2021-05-09 17:08:17)
                             'size'  4877780