======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '147'
                                          'artist'  'SS Pyramid Snake'
                                     'text_people'  ''
                                         'release'  'James Holden - Dj-Kicks 2010 K7! Records by Dado'
                                           'title'  'Catacomb City'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-1', "
 "'q-other-4', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['spotify', 'experimental', 'beanoboo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  '20'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '112.821'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'James Holden - Dj-Kicks 2010 K7! Records by Dado'
'TBPM' (BPM (beats per minute))                     '112.821'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Catacomb City'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'SS Pyramid Snake'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '20/20'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.83.01, LAME dll 3.96, 320 Kbit/s, Stereo, High quality'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['spotify', 'experimental', 'beanoboo']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.10 dB'
'TXXX:replaygain_track_peak'                        '0.263803'

========================== row from database ==========================
                                              'id'  1305708
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Legowelt - james holden (dj-kicks - 2010)/20 - ss pyramid snake - catacomb city.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  147
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  5899977
                                           'mtime'  1621085160
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats Legowelt james holden (dj kicks 2010) ss pyramid snake catacomb city electronic th techno minimal deephouse
                                      'tag_artist'  SS Pyramid Snake
                                     'tag_release'  James Holden - Dj-Kicks 2010 K7! Records by Dado
                                       'tag_title'  Catacomb City
                                             'bpm'  112.821
                                    'search_title'  'catacomb':1 'city':2
                                   'search_artist'  'pyramid':2 'snake':3 'ss':1
                                  'search_release'  '2010':6 'by':9 'dado':10 'dj':3 'djkicks':5 'holden':2 'james':1 'k7':7 'kicks':4 'records':8
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '2010':12,13 'beats':5 'catacomb':17 'city':18 'deephouse':23 'dj':9,10 'electronic':19 'harder':4 'holden':8 'house':3 'james':7 'kicks':11 'legowelt':6 'minimal':22 'pyramid':15 'snake':16 'ss':14 'techno':21 'th':20
                                    'search_combo'  '00poprockelectronic':16 '00techno':17 '2010':11C,27,28 'beats':20 'by':14C 'catacomb':1A,32 'city':2A,33 'dado':15C 'deephouse':38 'dj':8C,24,25 'djkicks':10C 'electronic':34 'harder':19 'holden':7C,23 'house':18 'james':6C,22 'k7':12C 'kicks':9C,26 'legowelt':21 'minimal':37 'pyramid':4B,30 'records':13C 'snake':5B,31 'ss':3B,29 'techno':36 'th':35
                                    'tag_tracknum'  20
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-4', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['spotify', 'experimental', 'beanoboo']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085160.4593475  (2021-05-15 15:26:00)
                             'size'  5899977