======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '303'
                                          'artist'  'Everlast'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "What It's Like (1999)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rap', 'alternative', 'hip hop', 'blues', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;hip hop or rnb or rap or turntablism'
                                             'bpm'  '85.166'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '85.166'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'hip hop or rnb or rap or turntablism']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         "What It's Like (1999)"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Everlast'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rap', 'alternative', 'hip hop', 'blues', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.97 dB'
'TXXX:replaygain_track_peak'                        '0.497140'

========================== row from database ==========================
                                              'id'  1495972
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/186 - Everlast - What It_s Like (1999).mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  303
                                           'genre'  electronic-generic or radio-unsorted;hip hop or rnb or rap or turntablism
                                        'filesize'  4256845
                                           'mtime'  1620566640
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 186 It_s electronic generic or radio unsorted;hip hop or rnb or rap or turntablism
                                      'tag_artist'  Everlast
                                     'tag_release'  None
                                       'tag_title'  What It's Like (1999)
                                             'bpm'  85.166
                                    'search_title'  '1999':6,7 'it':2 'its':4 'like':5 's':3 'what':1
                                   'search_artist'  'everlast':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '186':3 '90s':2 'electronic':6 'generic':7 'hip':11,13 'hop':14 'it':4 'or':8 'radio':9 'rap':16 'rnb':15 's':5 'turntablism':17 'unsorted':10,12
                                    'search_combo'  '00poprockelectronic':9 '186':11 '1999':6A,7A '90s':10 'electronic':14 'everlast':8B 'generic':15 'hip':19,21 'hop':22 'it':2A,12 'its':4A 'like':5A 'or':16 'radio':17 'rap':24 'rnb':23 's':3A,13 'turntablism':25 'unsorted':18,20 'what':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-3', '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-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rap', 'alternative', 'hip hop', 'blues', 'rock']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620566640.4303849  (2021-05-09 15:24:00)
                             'size'  4256845