======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '282'
                                          'artist'  'Killing Joke'
                                     'text_people'  ''
                                         'release'  'Brighter Than A Thousand Suns'
                                           'title'  'Sanity'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['industrial', 'new wave', 'rock', 'post punk', 'industrial rock']"
                                     'discogstags'  "['rock', 'new wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '129.646'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Brighter Than A Thousand Suns'
'TBPM' (BPM (beats per minute))                     '129.646'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Sanity'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Killing Joke'
'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:discogstags'                                  ['rock', 'new wave']
'TXXX:lastfmtags'                                   ['industrial', 'new wave', 'rock', 'post punk', 'industrial rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.84 dB'
'TXXX:replaygain_track_peak'                        '0.372594'

========================== row from database ==========================
                                              'id'  1333059
                                            'path'  /data/Music/Bulk/00poprockelectronic/Killing Joke/Killing Joke__cifsc10.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  282
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  6792728
                                           'mtime'  1620570354
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Joke__cifsc10 electronic we new wave or post punk
                                      'tag_artist'  Killing Joke
                                     'tag_release'  Brighter Than A Thousand Suns
                                       'tag_title'  Sanity
                                             'bpm'  129.646
                                    'search_title'  'sanity':1
                                   'search_artist'  'joke':2 'killing':1
                                  'search_release'  'a':3 'brighter':1 'suns':5 'than':2 'thousand':4
                                     'search_rest'  '00poprockelectronic':1 'cifsc10':3 'electronic':4 'joke':2 'new':6 'or':8 'post':9 'punk':10 'wave':7 'we':5
                                    'search_combo'  '00poprockelectronic':9 'a':6C 'brighter':4C 'cifsc10':11 'electronic':12 'joke':3B,10 'killing':2B 'new':14 'or':16 'post':17 'punk':18 'sanity':1A 'suns':8C 'than':5C 'thousand':7C 'wave':15 'we':13
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'new wave', 'rock', 'post punk', 'industrial rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock', 'new wave']

============================== file details ==============================
                                           'mtime'  1620570354.3779395  (2021-05-09 16:25:54)
                             'size'  6792728