======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '284'
                                          'artist'  'Hooverphonic'
                                     'text_people'  ''
                                         'release'  'A New Stereophonic Sound Spectacular'
                                           'title'  '2wicky'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']"
                                     'discogstags'  "['electronic', 'trip hop', 'downtempo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '136.092'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'A New Stereophonic Sound Spectacular'
'TBPM' (BPM (beats per minute))                     '136.092'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         '2wicky'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hooverphonic'
'TRCK' (Track number/Position in set)               '13'
'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', 'trip hop', 'downtempo']
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.78 dB'
'TXXX:replaygain_track_peak'                        '0.445334'

========================== row from database ==========================
                                              'id'  1357182
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Hooverphonic/MBZ;#Hooverphonic;#I Know What You Did Last Summer;#13;#2wicky.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  284
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  6832425
                                           'mtime'  1636910606
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip MBZ;#Hooverphonic;#I Know What You Did Last Summer;#13;#2wicky electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Hooverphonic
                                     'tag_release'  A New Stereophonic Sound Spectacular
                                       'tag_title'  2wicky
                                             'bpm'  136.092
                                    'search_title'  '2wicky':1
                                   'search_artist'  'hooverphonic':1
                                  'search_release'  'a':1 'new':2 'sound':4 'spectacular':5 'stereophonic':3
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '13':15,18 '2wicky':16,19 'acid':25 'did':12 'downtempo':24 'electronic':20 'hooverphonic':4,7 'hop':22 'i':5,8 'jazz':26 'know':9 'last':13 'mbz':3,6 'or':23 'summer':14,17 'trip':21 'what':10 'you':11
                                    'search_combo'  '00poprockelectronic':8 '00trip':9 '13':22,25 '2wicky':1A,23,26 'a':3C 'acid':32 'did':19 'downtempo':31 'electronic':27 'hooverphonic':2B,11,14 'hop':29 'i':12,15 'jazz':33 'know':16 'last':20 'mbz':10,13 'new':4C 'or':30 'sound':6C 'spectacular':7C 'stereophonic':5C 'summer':21,24 'trip':28 'what':17 'you':18
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'female vocalists', 'trip hop', 'chillout']
                                        'tag_date'  1997
                                     'discogstags'  ['electronic', 'trip hop', 'downtempo']

============================== file details ==============================
                                           'mtime'  1636910606.22723  (2021-11-14 18:23:26)
                             'size'  6832425