======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '188'
                                          'artist'  "K's Choice"
                                     'text_people'  ''
                                         'release'  'The Great Subconscious Club'
                                           'title'  'Winter'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-PLAY-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'Q-PIANO-2', "
 "'q-chart-3', 'q-drums-2', 'q-other-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', '90s', 'alternative', 'female vocalists', 'rock']"
                                     'discogstags'  "['rock', 'pop', 'alternative rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '90.0'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Great Subconscious Club'
'TBPM' (BPM (beats per minute))                     '90.0'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Winter'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               "K's Choice"
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'pop', 'alternative rock', 'pop rock']
'TXXX:lastfmtags'                                   ['alternative rock', '90s', 'alternative', 'female vocalists', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.831657'

========================== row from database ==========================
                                              'id'  1532634
                                            'path'  /data/Music/Bulk/00poprockelectronic/K_s Choice/The Great Subconscious Club/K_s Choice - Winter - 11.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  188
                                           'genre'  rock-pop
                                        'filesize'  3018271
                                           'mtime'  1620390720
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic K_s K_s 11 rock pop
                                      'tag_artist'  K's Choice
                                     'tag_release'  The Great Subconscious Club
                                       'tag_title'  Winter
                                             'bpm'  90.0
                                    'search_title'  'winter':1
                                   'search_artist'  'choice':4 'k':1 'ks':3 's':2
                                  'search_release'  'club':4 'great':2 'subconscious':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 'k':2 'pop':5 'rock':4 's':3
                                    'search_combo'  '00poprockelectronic':10 'choice':5B 'club':9C 'great':7C 'k':2B,11 'ks':4B 'pop':14 'rock':13 's':3B,12 'subconscious':8C 'the':6C 'winter':1A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-PLAY-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', '90s', 'alternative', 'female vocalists', 'rock']
                                        'tag_date'  1993
                                     'discogstags'  ['rock', 'pop', 'alternative rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1620390719.9084628  (2021-05-07 14:31:59)
                             'size'  3018271