======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '126'
                                          'artist'  "Dicky Doo & The Don'ts "
                                     'text_people'  ''
                                         'release'  '25 All-Time Novelty Hits '
                                           'title'  'Nee Nee Na Na Na Na Nu Nu'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock and roll', 'easy listening', 'lounge', 'all', '50s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1958'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '134.199'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '58-278 POS 40'
'COMM:ID3v1 Comment:XXX'                            '58-278 POS 40'
'TALB' (Album/Movie/Show title)                     '25 All-Time Novelty Hits '
'TBPM' (BPM (beats per minute))                     '134.199'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1958'
'TENC' (Encoded by)                                 'BigD'
'TIT2' (Title/songname/content description)         'Nee Nee Na Na Na Na Nu Nu'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               "Dicky Doo & The Don'ts "
'TRCK' (Track number/Position in set)               '7'
'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:lastfmtags'                                   ['rock and roll', 'easy listening', 'lounge', 'all', '50s']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.53 dB'
'TXXX:replaygain_track_peak'                        '0.350071'

========================== row from database ==========================
                                              'id'  1509495
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1958/58-278 - Dicky Doo & The Don_ts - Nee Nee Na Na Na Na Nu Nu.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  126
                                           'genre'  prerock-unsorted
                                        'filesize'  5065496
                                           'mtime'  1621698367
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1958 58 278 Don_ts prerock unsorted
                                      'tag_artist'  Dicky Doo & The Don'ts 
                                     'tag_release'  25 All-Time Novelty Hits 
                                       'tag_title'  Nee Nee Na Na Na Na Nu Nu
                                             'bpm'  134.199
                                    'search_title'  'na':2 'nee':1 'nu':3
                                   'search_artist'  'dicky':1 'don':4 'donts':6 'doo':2 'the':3 'ts':5
                                  'search_release'  '25':1 'all':2 'alltime':4 'hits':6 'novelty':5 'time':3
                                     'search_rest'  '00oldiepop':5 '1958':6 '278':8 '58':7 'country':4 'don':9 'exotica':2 'jazz':1 'oldies':3 'prerock':11 'ts':10 'unsorted':12
                                    'search_combo'  '00oldiepop':20 '1958':21 '25':10C '278':23 '58':22 'all':11C 'alltime':13C 'country':19 'dicky':4B 'don':7B,24 'donts':9B 'doo':5B 'exotica':17 'hits':15C 'jazz':16 'na':2A 'nee':1A 'novelty':14C 'nu':3A 'oldies':18 'prerock':26 'the':6B 'time':12C 'ts':8B,25 'unsorted':27
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['rock and roll', 'easy listening', 'lounge', 'all', '50s']
                                        'tag_date'  1958
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698367.4376323  (2021-05-22 17:46:07)
                             'size'  5065496