======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '117'
                                          'artist'  'Random'
                                     'text_people'  ''
                                         'release'  'Happy Ending After All'
                                           'title'  'Grey Love (Short Ver.)'
                                           '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-4', 'q-other-2', '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'  '2'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop;electronic-we-beeps or chip or pico'
                                             'bpm'  '122.957'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x1f\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x1f\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Happy Ending After All'
'TBPM' (BPM (beats per minute))                     '122.957'
'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)         'Grey Love (Short Ver.)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Random'
'TRCK' (Track number/Position in set)               '2'
'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'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.74 dB'
'TXXX:replaygain_track_peak'                        '0.396077'

========================== row from database ==========================
                                              'id'  1341001
                                            'path'  /data/Music/Bulk/00poprockelectronic/8BP/Random/8bp051-02-random-grey_love_short_ver.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  117
                                           'genre'  electronic-we-electropop or synthpop;electronic-we-beeps or chip or pico
                                        'filesize'  2832896
                                           'mtime'  1647348560
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 8BP 8bp051 02 random grey_love_short_ver electronic we electropop synthpop;electronic we beeps chip pico
                                      'tag_artist'  Random
                                     'tag_release'  Happy Ending After All
                                       'tag_title'  Grey Love (Short Ver.)
                                             'bpm'  122.957
                                    'search_title'  'grey':1 'love':2 'short':3,4 'ver':5,6
                                   'search_artist'  'random':1
                                  'search_release'  'after':3 'all':4 'ending':2 'happy':1
                                     'search_rest'  '00poprockelectronic':1 '8bp':2 '8bp051':3 'beeps':16 'chip':17 'electronic':9,13,15 'electropop':11 'grey':5 'love':6 'pico':18 'random':4 'short':7 'synthpop':12,14 'ver':8 'we':10
                                    'search_combo'  '00poprockelectronic':12 '8bp':13 '8bp051':14 'after':10C 'all':11C 'beeps':27 'chip':28 'electronic':20,24,26 'electropop':22 'ending':9C 'grey':1A,16 'happy':8C 'love':2A,17 'pico':29 'random':7B,15 'short':3A,4A,18 'synthpop':23,25 'ver':5A,6A,19 'we':21
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10A
                                           '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-4', 'q-other-2', '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'  1647348560.136896  (2022-03-15 13:49:20)
                             'size'  2832896