======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '235'
                                          'artist'  'Frankie Goes To Hollywood'
                                     'text_people'  ''
                                         'release'  'gay top 100'
                                           'title'  'Relax'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'dance', 'british', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1431'
                                      'tracktotal'  ''
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;set-pl-zomg80s'
                                             'bpm'  '115.392'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'gay top 100'
'TBPM' (BPM (beats per minute))                     '115.392'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'set-pl-zomg80s']
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Relax'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Frankie Goes To Hollywood'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1431'
'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:lastfmtags'                                   ['80s', 'new wave', 'dance', 'british', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.38 dB'
'TXXX:replaygain_track_peak'                        '0.507869'

========================== row from database ==========================
                                              'id'  1335452
                                            'path'  /data/Music/Bulk/00poprockelectronic/gay top 100 - 2015/009 - Frankie Goes To Hollywood - Relax.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  235
                                           'genre'  electronic-generic or radio-unsorted;set-pl-zomg80s
                                        'filesize'  9408239
                                           'mtime'  1621696862
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2015 009 electronic generic or radio unsorted;set pl zomg80s
                                      'tag_artist'  Frankie Goes To Hollywood
                                     'tag_release'  gay top 100
                                       'tag_title'  Relax
                                             'bpm'  115.392
                                    'search_title'  'relax':1
                                   'search_artist'  'frankie':1 'goes':2 'hollywood':4 'to':3
                                  'search_release'  '100':3 'gay':1 'top':2
                                     'search_rest'  '00poprockelectronic':1 '2015':2 'electronic':3 'generic':4 'or':5 'pl':11 'radio':6 'set':8,10 'unsorted':7,9 'zomg80s':12
                                    'search_combo'  '00poprockelectronic':9 '100':8C '2015':10 'electronic':11 'frankie':2B 'gay':6C 'generic':12 'goes':3B 'hollywood':5B 'or':13 'pl':19 'radio':14 'relax':1A 'set':16,18 'to':4B 'top':7C 'unsorted':15,17 'zomg80s':20
                                    'tag_tracknum'  1431
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'dance', 'british', 'pop']
                                        'tag_date'  1984
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696862.067758  (2021-05-22 17:21:02)
                             'size'  9408239