======================== unified (from filesystem) ========================
                                         'bitrate'  '225.34'
                                        'duration'  '301'
                                          'artist'  'Level 42'
                                     'text_people'  ''
                                         'release'  'A Physical Presence'
                                           'title'  'Follow Me'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['80s', 'new wave', 'funk', 'pop', 'bass']"
                                     'discogstags'  "['rock', 'funk / soul', 'pop', 'pop rock', 'jazz-funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'prerock-jb-unsorted'
                                             'bpm'  '123.935'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'A Physical Presence'
'TBPM' (BPM (beats per minute))                     '123.935'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Follow Me'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Level 42'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'funk / soul', 'pop', 'pop rock', 'jazz-funk']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'funk', 'pop', 'bass']
'TXXX:original release date'                        ['1985', '1985']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.41 dB'
'TXXX:replaygain_track_peak'                        '0.714689'

========================== row from database ==========================
                                              'id'  671529
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Level 42/MBZ;#Level 42;#A Physical Presence;#04;#Follow Me.mp3
                                         'working'  None
                                         'bitrate'  225
                                    'duration_sec'  301
                                           'genre'  prerock-jb-unsorted
                                        'filesize'  8488786
                                           'mtime'  1620531675
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country MBZ;#Level 42;#A Presence;#04;#Follow prerock jb unsorted
                                      'tag_artist'  Level 42
                                     'tag_release'  A Physical Presence
                                       'tag_title'  Follow Me
                                             'bpm'  123.935
                                    'search_title'  'follow':1 'me':2
                                   'search_artist'  '42':2 'level':1
                                  'search_release'  'a':1 'physical':2 'presence':3
                                     'search_rest'  '04':14,17 '42':9,11 'a':10,12 'country':4 'exotica':2 'follow':15,18 'jazz':1 'jb':20 'level':6,8 'mbz':5,7 'oldies':3 'prerock':19 'presence':13,16 'unsorted':21
                                    'search_combo'  '04':21,24 '42':4B,16,18 'a':5C,17,19 'country':11 'exotica':9 'follow':1A,22,25 'jazz':8 'jb':27 'level':3B,13,15 'mbz':12,14 'me':2A 'oldies':10 'physical':6C 'prerock':26 'presence':7C,20,23 'unsorted':28
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'funk', 'pop', 'bass']
                                        'tag_date'  1985
                                     'discogstags'  ['rock', 'funk / soul', 'pop', 'pop rock', 'jazz-funk']

============================== file details ==============================
                                           'mtime'  1620531675.047636  (2021-05-09 05:41:15)
                             'size'  8488786