======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '145'
                                          'artist'  'Kid606'
                                     'text_people'  ''
                                         'release'  'GQ On The EQ++'
                                           'title'  'I Am Leo Hear Me Roar'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '120.4'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'GQ On The EQ++'
'TBPM' (BPM (beats per minute))                     '120.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'I Am Leo Hear Me Roar'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Kid606'
'TRCK' (Track number/Position in set)               '6'
'TXXX:ALBUM ARTIST'                                 'Kid606'
'TXXX:ENSEMBLE'                                     ['Kid606', 'Kid606']
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.36 dB'
'TXXX:replaygain_track_peak'                        '0.316594'

========================== row from database ==========================
                                              'id'  982489
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Kid606/Kid606 - 2000 - GQ On The EQ (320 from lossless)/06 I Am Leo Hear Me Roar.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  145
                                           'genre'  electronic-experimental
                                        'filesize'  5820237
                                           'mtime'  1622658699
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2000 (320 from lossless) electronic experimental
                                      'tag_artist'  Kid606
                                     'tag_release'  GQ On The EQ++
                                       'tag_title'  I Am Leo Hear Me Roar
                                             'bpm'  120.4
                                    'search_title'  'am':2 'hear':4 'i':1 'leo':3 'me':5 'roar':6
                                   'search_artist'  'kid606':1
                                  'search_release'  'eq':4 'gq':1 'on':2 'the':3
                                     'search_rest'  '2000':1 '320':2,3 'electronic':7 'experimental':8 'from':4 'lossless':5,6
                                    'search_combo'  '2000':12 '320':13,14 'am':2A 'electronic':18 'eq':11C 'experimental':19 'from':15 'gq':8C 'hear':4A 'i':1A 'kid606':7B 'leo':3A 'lossless':16,17 'me':5A 'on':9C 'roar':6A 'the':10C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1622658698.9344645  (2021-06-02 20:31:38)
                             'size'  5820237