======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '354'
                                          'artist'  'Eddie Huntington'
                                     'text_people'  ''
                                         'release'  'Italo'
                                           'title'  'Up And Down In Ussr'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['italo disco', '80s', 'disco', 'synthpop', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '118.2'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Italo'
'TBPM' (BPM (beats per minute))                     '118.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TIT2' (Title/songname/content description)         'Up And Down In Ussr'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Eddie Huntington'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:MP3GAIN_MINMAX'                               '000,187'
'TXXX:MP3GAIN_UNDO'                                 '-001,-001,N'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['italo disco', '80s', 'disco', 'synthpop', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.89 dB'
'TXXX:replaygain_track_peak'                        '0.880948'

========================== row from database ==========================
                                              'id'  1326769
                                            'path'  /data/Music/Bulk/00poprockelectronic/Italo/Eddie Huntington - Up And Down In Ussr.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  354
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  5671245
                                           'mtime'  1620569971
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic we disco or italo
                                      'tag_artist'  Eddie Huntington
                                     'tag_release'  Italo
                                       'tag_title'  Up And Down In Ussr
                                             'bpm'  118.2
                                    'search_title'  'and':2 'down':3 'in':4 'up':1 'ussr':5
                                   'search_artist'  'eddie':1 'huntington':2
                                  'search_release'  'italo':1
                                     'search_rest'  '00poprockelectronic':1 'disco':4 'electronic':2 'italo':6 'or':5 'we':3
                                    'search_combo'  '00poprockelectronic':9 'and':2A 'disco':12 'down':3A 'eddie':6B 'electronic':10 'huntington':7B 'in':4A 'italo':8C,14 'or':13 'up':1A 'ussr':5A 'we':11
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-2', 'Q-HAP-4', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['italo disco', '80s', 'disco', 'synthpop', 'electronic']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620569970.5359917  (2021-05-09 16:19:30)
                             'size'  5671245