======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '288'
                                          'artist'  'Thievery Corporation'
                                     'text_people'  ''
                                         'release'  'Abductions And Reconstructions'
                                           'title'  'This Strange Effect - Hooverph'
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 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'electronic', 'downtempo', 'trip hop', 'chillout']"
                                     'discogstags'  "['electronic', 'breaks', 'future jazz', 'trip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '93.977'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Abductions And Reconstructions'
'TBPM' (BPM (beats per minute))                     '93.977'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'This Strange Effect - Hooverph'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Thievery Corporation'
'TRCK' (Track number/Position in set)               '11'
'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'                                  ['electronic', 'breaks', 'future jazz', 'trip hop']
'TXXX:lastfmtags'                                   ['lounge', 'electronic', 'downtempo', 'trip hop', 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.41 dB'
'TXXX:replaygain_track_peak'                        '0.969977'

========================== row from database ==========================
                                              'id'  1313099
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Thievery Corporation/MBZ;#Thievery Corporation;#Abductions And Reconstructions;#11;#This Strange Effect - Hooverphonic Davies.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  288
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  4624256
                                           'mtime'  1636911003
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip MBZ;#Thievery Corporation;#Abductions Reconstructions;#11;#This Hooverphonic Davies electronic trip hop downtempo acid jazz
                                      'tag_artist'  Thievery Corporation
                                     'tag_release'  Abductions And Reconstructions
                                       'tag_title'  This Strange Effect - Hooverph
                                             'bpm'  93.977
                                    'search_title'  'effect':3 'hooverph':4 'strange':2 'this':1
                                   'search_artist'  'corporation':2 'thievery':1
                                  'search_release'  'abductions':1 'and':2 'reconstructions':3
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '11':12,15 'abductions':8,10 'acid':23 'corporation':7,9 'davies':18 'downtempo':22 'electronic':19 'hooverphonic':17 'hop':21 'jazz':24 'mbz':3,5 'reconstructions':11,14 'thievery':4,6 'this':13,16 'trip':20
                                    'search_combo'  '00poprockelectronic':10 '00trip':11 '11':21,24 'abductions':7C,17,19 'acid':32 'and':8C 'corporation':6B,16,18 'davies':27 'downtempo':31 'effect':3A 'electronic':28 'hooverph':4A 'hooverphonic':26 'hop':30 'jazz':33 'mbz':12,14 'reconstructions':9C,20,23 'strange':2A 'thievery':5B,13,15 'this':1A,22,25 'trip':29
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'electronic', 'downtempo', 'trip hop', 'chillout']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic', 'breaks', 'future jazz', 'trip hop']

============================== file details ==============================
                                           'mtime'  1636911003.278607  (2021-11-14 18:30:03)
                             'size'  4624256