======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '324'
                                          'artist'  'Atlantic Star'
                                     'text_people'  ''
                                         'release'  'Secert Lovers'
                                           'title'  'Lets Get Closer'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-3', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-3', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['soul', 'rnb', '80s', 'funk', 'quiet storm']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '146.0'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Secert Lovers'
'TBPM' (BPM (beats per minute))                     '146.0'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'Lets Get Closer'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Atlantic Star'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soul', 'rnb', '80s', 'funk', 'quiet storm']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.93 dB'
'TXXX:replaygain_track_peak'                        '0.906932'

========================== row from database ==========================
                                              'id'  1334204
                                            'path'  /data/Music/Bulk/00poprockelectronic/Atlantic Starr/Atlantic Star - Lets Get Closer.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  324
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5202208
                                           'mtime'  1620567481
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Starr hip hop or rnb or rap or turntablism
                                      'tag_artist'  Atlantic Star
                                     'tag_release'  Secert Lovers
                                       'tag_title'  Lets Get Closer
                                             'bpm'  146.0
                                    'search_title'  'closer':3 'get':2 'lets':1
                                   'search_artist'  'atlantic':1 'star':2
                                  'search_release'  'lovers':2 'secert':1
                                     'search_rest'  '00poprockelectronic':1 'hip':3 'hop':4 'or':5 'rap':7 'rnb':6 'starr':2 'turntablism':8
                                    'search_combo'  '00poprockelectronic':8 'atlantic':4B 'closer':3A 'get':2A 'hip':10 'hop':11 'lets':1A 'lovers':7C 'or':12 'rap':14 'rnb':13 'secert':6C 'star':5B 'starr':9 'turntablism':15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['soul', 'rnb', '80s', 'funk', 'quiet storm']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620567480.6890275  (2021-05-09 15:38:00)
                             'size'  5202208