======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '338'
                                          'artist'  'Atlantic Starr'
                                     'text_people'  'Sam Dees'
                                         'release'  'Radiant'
                                           'title'  'Am I Dreaming'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-3', 'Q-HHRNBTT-2', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'rnb', 'quiet storm', 'soul', 'funk']"
                                     'discogstags'  "['funk / soul', 'disco', 'funk', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1981'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '123.5'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Radiant'
'TBPM' (BPM (beats per minute))                     '123.5'
'TCOM' (Composer)                                   'Sam Dees'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1981'
'TIT2' (Title/songname/content description)         'Am I Dreaming'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Atlantic Starr'
'TPE2' (Band/orchestra/accompaniment)               'Atlantic Starr'
'TPUB' (Publisher)                                  'A&M'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'disco', 'funk', 'soul']
'TXXX:lastfmtags'                                   ['80s', 'rnb', 'quiet storm', 'soul', 'funk']
'TXXX:q-bass'                                       '2'
'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'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.12 dB'
'TXXX:replaygain_track_peak'                        '0.759292'

========================== row from database ==========================
                                              'id'  1308032
                                            'path'  /data/Music/Bulk/00poprockelectronic/Atlantic Starr/Atlantic Starr - Am I Dreaming.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  338
                                           'genre'  funk or soul
                                        'filesize'  5418989
                                           'mtime'  1628357926
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic funk or soul
                                      'tag_artist'  Atlantic Starr
                                     'tag_release'  Radiant
                                       'tag_title'  Am I Dreaming
                                             'bpm'  123.5
                                    'search_title'  'am':1 'dreaming':3 'i':2
                                   'search_artist'  'atlantic':1 'starr':2
                                  'search_release'  'radiant':1
                                     'search_rest'  '00poprockelectronic':1 'funk':2 'or':3 'soul':4
                                    'search_combo'  '00poprockelectronic':7 'am':1A 'atlantic':4B 'dreaming':3A 'funk':8 'i':2A 'or':9 'radiant':6C 'soul':10 'starr':5B
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'rnb', 'quiet storm', 'soul', 'funk']
                                        'tag_date'  1981
                                     'discogstags'  ['funk / soul', 'disco', 'funk', 'soul']

============================== file details ==============================
                                           'mtime'  1628357925.6813357  (2021-08-07 19:38:45)
                             'size'  5418989