======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '209'
                                          'artist'  'Clem Snide'
                                     'text_people'  ''
                                         'release'  'The Ghost of Fashion'
                                           'title'  "No One's More Happy Than You"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'Q-SYN-1', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-4', "
 "'Q-CHART-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-1']")
                                      'lastfmtags'  "['indie rock', 'americana', 'indie', 'rock', 'alternative', 'alt country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-country'
                                             'bpm'  '121.8'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Ghost of Fashion'
'TBPM' (BPM (beats per minute))                     '121.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-country'
'TFLT' (File type)                                  '/3'
'TIT2' (Title/songname/content description)         "No One's More Happy Than You"
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 '(CD/DD)'
'TPE1' (Lead performer(s)/Soloist(s))               'Clem Snide'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie rock', 'americana', 'indie', 'rock', 'alternative', 'alt country']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-8.06 dB'
'TXXX:replaygain_track_peak'                        '1.111179'

========================== row from database ==========================
                                              'id'  1504498
                                            'path'  /data/Music/Bulk/00poprockelectronic/2001 - the ghost of fashion/13. no one_s more happy than you.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  209
                                           'genre'  prerock-country
                                        'filesize'  5024230
                                           'mtime'  1621630092
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2001 the ghost fashion 13. no one_s more happy than you prerock country
                                      'tag_artist'  Clem Snide
                                     'tag_release'  The Ghost of Fashion
                                       'tag_title'  No One's More Happy Than You
                                             'bpm'  121.8
                                    'search_title'  'happy':6 'more':5 'no':1 'one':2 'ones':4 's':3 'than':7 'you':8
                                   'search_artist'  'clem':1 'snide':2
                                  'search_release'  'fashion':4 'ghost':2 'of':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 '13':6,7 '2001':2 'country':16 'fashion':5 'ghost':4 'happy':12 'more':11 'no':8 'one':9 'prerock':15 's':10 'than':13 'the':3 'you':14
                                    'search_combo'  '00poprockelectronic':15 '13':20,21 '2001':16 'clem':9B 'country':30 'fashion':14C,19 'ghost':12C,18 'happy':6A,26 'more':5A,25 'no':1A,22 'of':13C 'one':2A,23 'ones':4A 'prerock':29 's':3A,24 'snide':10B 'than':7A,27 'the':11C,17 'you':8A,28
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-2', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['indie rock', 'americana', 'indie', 'rock', 'alternative', 'alt country']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630092.2144706  (2021-05-21 22:48:12)
                             'size'  5024230