======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '148'
                                          'artist'  'Random'
                                     'text_people'  ''
                                         'release'  'Happy Ending After All'
                                           'title'  'Beautiful Brutality'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['8 bit', '8bitpeoples', '8bit', 'psytrance', 'chiptune', 'electronic']"
                                     'discogstags'  "['breakbeat', 'hardcore', 'techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop;electronic-we-beeps or chip or pico'
                                             'bpm'  '98.934'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x95-\x00\x00'                   PRIV(owner='AverageLevel', data=b'\x95-\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Happy Ending After All'
'TBPM' (BPM (beats per minute))                     '98.934'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-electropop or synthpop', 'electronic-we-beeps or chip or pico']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Beautiful Brutality'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Random'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['breakbeat', 'hardcore', 'techno', 'electronic']
'TXXX:lastfmtags'                                   ['8 bit', '8bitpeoples', '8bit', 'psytrance', 'chiptune', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.67 dB'
'TXXX:replaygain_track_peak'                        '0.320989'

========================== row from database ==========================
                                              'id'  1286365
                                            'path'  /data/Music/Bulk/00poprockelectronic/8BP/Random/8bp051-04-random-beautiful_brutality.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  148
                                           'genre'  electronic-we-electropop or synthpop;electronic-we-beeps or chip or pico
                                        'filesize'  3563904
                                           'mtime'  1647348560
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 8BP 8bp051 04 random beautiful_brutality electronic we electropop or synthpop;electronic we beeps or chip or pico
                                      'tag_artist'  Random
                                     'tag_release'  Happy Ending After All
                                       'tag_title'  Beautiful Brutality
                                             'bpm'  98.934
                                    'search_title'  'beautiful':1 'brutality':2
                                   'search_artist'  'random':1
                                  'search_release'  'after':3 'all':4 'ending':2 'happy':1
                                     'search_rest'  '00poprockelectronic':1 '8bp':2 '8bp051':3 'beautiful':5 'beeps':15 'brutality':6 'chip':16 'electronic':7,12,14 'electropop':9 'or':10 'pico':17 'random':4 'synthpop':11,13 'we':8
                                    'search_combo'  '00poprockelectronic':8 '8bp':9 '8bp051':10 'after':6C 'all':7C 'beautiful':1A,12 'beeps':22 'brutality':2A,13 'chip':23 'electronic':14,19,21 'electropop':16 'ending':5C 'happy':4C 'or':17 'pico':24 'random':3B,11 'synthpop':18,20 'we':15
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-3']
                                      'lastfmtags'  ['8 bit', '8bitpeoples', '8bit', 'psytrance', 'chiptune', 'electronic']
                                        'tag_date'  2005
                                     'discogstags'  ['breakbeat', 'hardcore', 'techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1647348559.7522974  (2022-03-15 13:49:19)
                             'size'  3563904