======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '286'
                                          'artist'  'U2'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Hold Me, Thrill Me, Kiss Me, Kill Me (1995)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['irish', 'classic rock', 'alternative', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;rock-cppex;set-pl-billboard'
                                             'bpm'  '114.544'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '114.544'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'rock-cppex', 'set-pl-billboard']
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Hold Me, Thrill Me, Kiss Me, Kill Me (1995)'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'U2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['irish', 'classic rock', 'alternative', 'pop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.80 dB'
'TXXX:replaygain_track_peak'                        '0.489100'
'TXXX:tracknum'                                     '122'

========================== row from database ==========================
                                              'id'  1298494
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/122 - U2 - Hold Me, Thrill Me, Kiss Me, Kill Me (1995).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  286
                                           'genre'  electronic-generic or radio-unsorted;rock-cppex;set-pl-billboard
                                        'filesize'  4581973
                                           'mtime'  1620737017
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 122 electronic generic or radio unsorted;rock cppex;set pl billboard
                                      'tag_artist'  U2
                                     'tag_release'  None
                                       'tag_title'  Hold Me, Thrill Me, Kiss Me, Kill Me (1995)
                                             'bpm'  114.544
                                    'search_title'  '1995':7,8 'hold':1 'kill':6 'kiss':5 'me':2,3 'thrill':4
                                   'search_artist'  'u2':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '122':3 '90s':2 'billboard':17 'cppex':12,14 'electronic':4 'generic':5 'or':6 'pl':16 'radio':7 'rock':9,11 'set':13,15 'unsorted':8,10
                                    'search_combo'  '00poprockelectronic':10 '122':12 '1995':7A,8A '90s':11 'billboard':26 'cppex':21,23 'electronic':13 'generic':14 'hold':1A 'kill':6A 'kiss':5A 'me':2A,3A 'or':15 'pl':25 'radio':16 'rock':18,20 'set':22,24 'thrill':4A 'u2':9B 'unsorted':17,19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['irish', 'classic rock', 'alternative', 'pop', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737016.9060023  (2021-05-11 14:43:36)
                             'size'  4581973